Answers
New Mexico is the correct option with coordinates (-2.5,-1).
To find the midpoint between two points in the Cartesian plane, you can use the midpoint formula. The midpoint formula states that the coordinates of the midpoint between two points (x₁, y₁) and (x₂, y₂) are given by:
Midpoint = ((x₁ + x₂) / 2, (y₁ + y₂) / 2).
Here's a step-by-step process to find the midpoint:
1. Identify the coordinates of the two points you want to find the midpoint between. Let's say the coordinates are (x₁, y₁) and (x₂, y₂).
2. Add the x-coordinates of the two points together: x = x₁ + x₂.
3. Divide the sum by 2 to find the x-coordinate of the midpoint: x = x / 2.
4. Add the y-coordinates of the two points together: y = y₁ + y₂.
5. Divide the sum by 2 to find the y-coordinate of the midpoint: y = y / 2.
6. The coordinates (x, y) obtained from steps 3 and 5 represent the midpoint between the two given points.
In the given questions, we need to find the mid-point of Fairfield(-10,1) & Montgomery, Alabama(5,-3).
Let the point be N, N = ((-10 + 5) / 2, (1 + (-3)) / 2).
N = (-2.5,-1)
Therefore, From the given options ,the point where we stop is New Mexico marked at (-2.5,-1).
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Related Questions
Let W1,W2⊂W1,W2⊂V be finite-dimensional subspaces of a vector space V. Show
dim(W1+W2)=dimW1+dimW2−dim(W1∩W2)dim(W1+W2)=dimW1+dimW2−dim(W1∩W2)
by successively addressing the following problems.
(a) Prove the statement in the cases W1={0}W1={0} or W2={0}W2={0}.
Hence, we may and will assume that W1,W2≠{0}W1,W2≠{0}. To this aim, we start from a basis of W1∩W2W1∩W2, which will later be completed to a basis of W1+W2W1+W2.
(b) Let ⊂W1∩W2S⊂W1∩W2 be a basis of W1∩W2W1∩W2. Show the existence of sets T1,T2⊂T1,T2⊂V such that ∪T1S∪T1 is a basis of W1W1 and ∪T2S∪T2 is a basis of W2W2.
(c) Show that :=∪T1∪T2U:=S∪T1∪T2 spans W1+W2W1+W2.
(d) Show that U is linearly independent, and deduce the claimed identity.
Answers
For W1, W2⊂W1, W2⊂V be finite-dimensional subspaces of a vector space V,
(a) If either W1 or W2 is the zero subspace, the formula holds.
(b) Given a basis S for the intersection W1∩W2, there exist sets T1 and T2 such that their union with S forms bases for W1 and W2, respectively.
(c) The union U = S∪T1∪T2 spans the sum W1 + W2.
(d) The union U = S∪T1∪T2 is linearly independent, and the formula dim(W1 + W2) = dim(W1) + dim(W2) - dim(W1∩W2) holds.
(a) If W1 = {0}, then the dimension of W1 is 0. Similarly, if W2 = {0}, then the dimension of W2 is 0. In both cases, the intersection of W1 and W2, denoted by W1∩W2, is also {0}, and its dimension is 0.
Therefore, we have:
dim(W1 + W2) = dim({0} + W2) = dim(W2) = dim(W1) + dim(W2) - dim(W1∩W2) = 0 + dim(W2) - 0 = dim(W2).
(b) Let S be a basis of W1∩W2. Since W1 and W2 are nonzero, they each have at least one nonzero vector. Let v1 be a nonzero vector in W1, and v2 be a nonzero vector in W2. Then {v1} is linearly independent and can be extended to a basis T1 of W1. Similarly, {v2} is linearly independent and can be extended to a basis T2 of W2.
(c) To show that U = S∪T1∪T2 spans W1 + W2, we need to show that every vector in W1 + W2 can be expressed as a linear combination of vectors in U.
Let w be an arbitrary vector in W1 + W2. By definition, there exist vectors w1 ∈ W1 and w2 ∈ W2 such that w = w1 + w2. Since T1 is a basis of W1, we can express w1 as a linear combination of vectors in T1. Similarly, w2 can be expressed as a linear combination of vectors in T2. Therefore, we can write w as a linear combination of vectors in U = S∪T1∪T2.
(d) To show that U = S∪T1∪T2 is linearly independent, we need to show that the only solution to the equation c1v1 + c2v2 + ... + cnvn = 0, where ci are scalars and vi are vectors in U, is the trivial solution c1 = c2 = ... = cn = 0.
Since S is a basis of W1∩W2, any vector in S can be expressed as a linear combination of vectors in S. Similarly, vectors in T1 can be expressed as a linear combination of vectors in T1, and vectors in T2 can be expressed as a linear combination of vectors in T2. Therefore, the equation c1v1 + c2v2 + ... + cnvn = 0 implies that the coefficients ci must be zero for all vectors in U.
By showing that U is linearly independent, we can deduce that dim(W1 + W2) = |U| = |S∪T1∪T2| = |S| + |T1| + |T2| = dim(W1) + dim(W2) - dim(W1∩W2), which is the claimed identity.
Therefore, we have proved that dimension dim(W1 + W2) = dim(W1) + dim(W2) - dim(W1∩W2).
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Which event is less likely to occur:
Event A: The product of the numbers 2 dice land on being less than 11. (Hint: the
product is when you multiply 2 numbers together).
Event B: Selecting a number at random from 1-30, inclusive, which has at least one
digit being 2.
Answers
Answer:
event a because you have more out comed multiplying numbers than a set of numbers
Martha rolls a 6 sided number cube (number one through six) two times. What is the probability she will roll a 3 both times?
Answers
Answer:
2/12
Step-by-step explanation:
since there are six sides, rolling twice will give you a total of 12 possibilities, each time, you have 1 chance out of 6 each time to roll 3
1/6 + 1/6 = 2/12
If you want to, or need to reduce 2/12, divide both the numerator and denominator by two, and you will get 1/6 again.
x 0 1 2 3 P(x) 0.25 0.3 0.25 0.2 2 3 a. Find the expected value of the probability distribution. Round to two decimal places. b. Find the standard deviation of the probability distribution. Round to two decimal places.
Answers
a) The expected value of the probability distribution is 1.4
b) The standard deviation of the probability distribution is 1.07.
a) Expected Value:
The expected value, also known as the mean, is calculated by multiplying each value of x by its corresponding probability and then summing them up. Using the provided data:
x: 0 1 2 3
P(x): 0.25 0.3 0.25 0.2
Expected Value = 0(0.25) + 1(0.3) + 2(0.25) + 3(0.2)
= 0 + 0.3 + 0.5 + 0.6
= 1.4
Therefore, the expected value of the probability distribution is 1.4 (rounded to two decimal places).
b) Standard Deviation:
The standard deviation measures the dispersion or spread of the probability distribution. It is calculated using the formula:
Standard Deviation = √(∑(x - E(x))^2 * P(x)
where E(x) represents the expected value.
Using the provided data:
x: 0 1 2 3
P(x): 0.25 0.3 0.25 0.2
First, calculate the squared difference between each value of x and the expected value:
(0 - 1.4)^2 = 1.96
(1 - 1.4)^2 = 0.16
(2 - 1.4)^2 = 0.36
(3 - 1.4)^2 = 2.56
Next, multiply each squared difference by its corresponding probability:
1.96 * 0.25 = 0.49
0.16 * 0.3 = 0.048
0.36 * 0.25 = 0.09
2.56 * 0.2 = 0.512
Now, sum up the products:
0.49 + 0.048 + 0.09 + 0.512 = 1.14
Finally, take the square root of the sum to find the standard deviation.
Standard Deviation = √(1.14) ≈ 1.07
Therefore, the standard deviation of the probability distribution is approximately 1.07 (rounded to two decimal places).
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6,336 ft in league?
Answers
Answer:
0.3475905 in league
I need help with this.
Answers
k=121 degrees
t=29 degrees
d=30 degrees
What is the value of
of 8) + (-43) - 1152
Answers
Answer:
8 + (-43) - 1152 = -1187
Step-by-step explanation:
Two points are located at (−3,5)
-3
,
5
and (6,1)
6
,
1
.
Complete the equations below to show how you can use the Pythagorean theorem to find the distance between these two points
Answers
Answer:
The distance would be [tex]\sqrt{97[/tex].
Step-by-step explanation:
The least distance between them would be to draw a straight line between them.
By calculating the distance between the y values and the x values, you can calculate the distance.
y values:
|5 - 1| = 4
x values:
|6 - -3| = 9
| | = the absolute value, meaning you change the final sign to positive.
Use the Pythagorean theorem [tex]a^2 +b^2=c^2[/tex] and substitute the numbers in.
[tex]4^2 + 9^2=c^2 \\c^2 = 97\\c=\sqrt{97[/tex]
hi guys! i need help with this question 5.2 x 3/2
Answers
Answer:
7. 8 I think (typing more for the limit)
Answer:
7.8
Step-by-step explanation:
How much money do winners go home with from the television quiz show Jeopardy? To determine an answer, a random sample of winners was drawn and the amount of money each won was recorded and listed below. Estimate with 90% confidence the mean winning's for all the show's players.
Answers
With 90% confidence, the lower confidence limit (LCL) for the mean winnings is approximately $34,955.09 and the upper confidence limit (UCL) is approximately $40,485.31.
The mean winnings for all the show's players with a 90% confidence level, we can use the formula for a confidence interval for the population mean.
The sample of winnings:
30,692, 43,231, 48,269, 28,592, 28,453, 36,309, 45,318, 36,362, 42,871, 39,592, 35,456, 40,775, 36,466, 36,287, 38,956
We can calculate the sample mean (x(bar)) and the sample standard deviation (s) from the given data.
Sample mean
(x(bar)) = (30,692 + 43,231 + 48,269 + 28,592 + 28,453 + 36,309 + 45,318 + 36,362 + 42,871 + 39,592 + 35,456 + 40,775 + 36,466 + 36,287 + 38,956) / 15
≈ 37,720.2
Sample standard deviation
s = √[((30,692 - 37,720.2)² + (43,231 - 37,720.2)² + ... + (38,956 - 37,720.2)²) / (15 - 1)]
≈ 6,522.45
The standard error (SE) of the mean is calculated as SE = s /√n, where n is the sample size.
Standard error (SE) = 6,522.45 / √15 ≈ 1,682.12
To calculate the confidence interval, we need to find the critical value corresponding to a 90% confidence level. For a 90% confidence level, the critical value is approximately 1.645.
Margin of error = Critical value × Standard error
= 1.645 × 1,682.12
≈ 2,765.11
Lower confidence limit (LCL) = Sample mean - Margin of error
= 37,720.2 - 2,765.11
≈ 34,955.09
Upper confidence limit (UCL) = Sample mean + Margin of error
= 37,720.2 + 2,765.11
≈ 40,485.31
Therefore, with 90% confidence, the lower confidence limit (LCL) for the mean winnings is approximately $34,955.09 and the upper confidence limit (UCL) is approximately $40,485.31.
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The question is incomplete the complete question is :
How much money do winners go home with from the television quiz show Jeopardy? To determine an answer, a random sample of winners was drawn and the amount of money each won was recorded and listed below. Estimate with 90% confidence the mean winning's for all the show's players. 30692 43231 48269 28592 28453 36309 45318 36362 42871 39592 35456 40775 36466 36287 38956 Lower confidence level (LCL) = ? Upper confidence level (UCL) = ?
You would like to lease a car worth $61,815 for a three-year period. The leasing company told you that after three years, the car would have a residual value of $44,999. What percentage represents the residual value of your leased car?
Answers
Answer:
72.8%
Step-by-step explanation:
Percentage residual value = (residual value / worth of the car) x 100
(44,999 / 61,815) X 100 = 72.8%
Kevin has these shirts in his closet.
• 3 blue shirts
• 5 red shirts
• 3 purple shirts
• 4 white shirts
Kevin will randomly choose one shirt, not put it back and then choose another shirt. What is the probability that he will choose a red shirt and then a white shirt?
Answers
Since there are a total of 15 shirts,
5 red shirts+4 white shirts= 9 shirts total
3 blue shirts+3 purple shirts= 6 shirts total
The odds that you would pick a red shirt and then a white are 3:2
3 being the 9 red and white shirts combined.
2 being the 6 purple and blue shirts combined.
9:6 simplified=3:2
9/3=3
6/3=2
3:2
Answer: The odds that you would pick a red shirt then a white shirt would be 3:2 or 60%
i seriously do not understand. could someone help me?
Answers
Answer:
c, rotation
Step-by-step explanation:
where it gives you lets follow them they make a shape everything else dont matter.
Bob had 42 fair tickets to sell. He sold 5/6 of the tickets. How many tickets did Bob sell
Answers
Answer:
35
Step-by-step explanation:
5/6 of 42 is 35
check to be sure
Answer:
35 tickets
Step-by-step explanation:
Very simple mental division & multiplication.
Divide the total (42) by the denominator (6)
42 ÷ 6 = 7
Then multiply the quotient (7) by the numerator (5)
7 × 5 = 35 tickets
Brittney sewed together fabric triangles to make the quilt square shown below.
How much fabric did Brittney use for each white triangle?
Answers
Answer:
6 in. per triangle & 24 in total (white squares only)
Step-by-step explanation:
So, one side is 12 inches and each side is made up of one blue and one white. With this you can just divide each side by 2, getting 6. There are 4 sides so,
4 sides X 6 in. per each square= 24
Therefore, she used 24 in. in total and 6 for each triangle.
Hoped this helped!
(i’ll be giving brainiest for those who provide the correct answer and those who don’t leave a link.) “a parallelogram has one side that is 4 centimeters long and one side that is 6 centimeters long. what is the perimeter of the parallelogram?”
Answers
Answer:
20
Step-by-step explanation:
4+4+6+6=20
(JUST WHAT SHE SAID)(SORRY FOR THE CAPS HERE)
Consider the following scenarios:
(a) [10 points] If 20 people, including A and B, are randomly arranged in a line, what is the probability that A and B are next to each other?
(b) [10 points] What would the probability be if the people were randomly arranged in a circle?
Answers
According to the question the following scenarios are as follows :
(a) To find the probability that A and B are next to each other in a line of 20 people, we can treat A and B as a single entity. This reduces the problem to arranging 19 entities (A and B together with the other 18 people) in a line. The total number of arrangements of 19 entities in a line is [tex]$19!$[/tex] .
Now, within the 19 entities, A and B can be arranged in [tex]$2! = 2$[/tex] ways (A followed by B or B followed by A). For each arrangement of A and B, the remaining 18 people can be arranged in [tex]$18!$[/tex] ways.
Therefore, the total number of arrangements where A and B are next to each other is [tex]$2 \cdot 18!$[/tex] .
The total number of possible arrangements of 20 people in a line is [tex]$20!$[/tex] .
The probability of A and B being next to each other is given by:
[tex]\[P(A \text{ and } B \text{ are next to each other}) = \frac{2 \cdot 18!}{20!}\][/tex]
(b) If the people are randomly arranged in a circle, we can fix one person (let's say A) at a specific position. Then, we arrange the remaining 19 people in a line, which can be done in [tex]$19!$[/tex] ways.
However, since the circle allows for rotations, each arrangement can be rotated in 20 different ways (corresponding to the different positions of A as the fixed person).
Therefore, the total number of arrangements where A and B are next to each other in a circle is [tex]$20 \cdot 19!$[/tex] .
The total number of possible arrangements of 20 people in a circle is [tex]$(20 - 1)!$[/tex] , since one person is fixed.
The probability of A and B being next to each other in a circle is given by:
[tex]\[P(A \text{ and } B \text{ are next to each other in a circle}) = \frac{20 \cdot 19!}{(20 - 1)!}\][/tex]
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628.319 rounded to the nearest tenth
Answers
Step-by-step explanation: Tenth is always the first decimal point so 1 rounds down, making it 628.3.
Answer:
628.3
Step-by-step explanation:
A Tenth is the number after the dot. It rounds down 3, therefore, the answer is 628.3.
What is the x-value of the solution to this system of equations?
X = 2y-3
4X+9y=-63
A :60/17
B : -9
C : -3
D : -17/4
Answers
4(2y-3)+9y=-63
8y-12+9y
17y-12=-63
y=-3
2) Plug in for y into the equation
4x+9(-3)=-63
4x-27=-63
+27. +27
4x=-36
-36/4= -9
x=-9
(-9,-3)
Now check by pluging in for x and y and see if the equation is true.
4(-9)+9(-3)
-36 + -27= -63
You would to have $800 saved after 2 years. If you put your money into an account that compounds annually and earns 1.8% annual interest, how much should you put into the account?
Answers
Answer:
$772
Step-by-step explanation:
Set it up as
772(1+0.018)^2
Comes out to $800.04
If you need further explanation tell me in comments
Answer:829
Step-by-step explanation: You would have 829$ because, Of the Number of years for this investment. Hope this helped. If not im sorry!
Two forces with magnitudes of 25 and 30 pounds act on an object at angles of 10° and 100°, respectively. Find the direction and magnitude of the resultant force. Round to two decimal places in all intermediate steps and in your final answer.
I need an explanation please, I don't even know where to start.
Answers
Answer:
Here you go.
Step-by-step explanation:
x=25cos10+30cos100
y=25sin10+30sin100
v=√(x^2+y^2)
α=tan(y/x)
Rounding to two decimal places in intermediate steps...
x≈19.41, y≈33.89
v≈39.05
α=60.20°
So (39.05, 60.20°)
Hope that helped, mark as brainliest asap not file exploiters
Need Help ASAP on this question
Answers
Step-by-step explanation:
[tex]1250 - 8 \times 82 = \\ = 1250 - 656 = \\ = 594[/tex]
Answer:
$594
Step-by-step explanation:
since it doesn't seem to be accounting for interest
not going to worry about it
you would start with the initial amount that she had and then subtract 82x
x=8
so 1250-82x or 82(8)
so 1250-656
594
and if your teachers a stickler make sure that you add the dollar sign because they might count it off by half if you do not
Can someone please help me figure this out, thanks!
Answers
Answer:
The set of numbers that could not represent the three sides of a right triangle are;
{9, 24, 26}
Step-by-step explanation:
According to Pythagoras's theorem, when the lengths of the three sides of a right triangle includes two legs, 'x', and 'y', and the hypotenuse side 'r', we have;
r² = x² + y²
Where;
r > x, r > y
Therefore, analyzing the options using the relationship between the numbers forming the three sides of a right triangle, we have;
Set 1;
95² = 76² + 57², therefore, set 1 represents the three sides of a right triangle
Set 2;
82² = 80² + 18², therefore, set 2 represents the three sides of a right triangle
Set 3;
26² = 24² + 9², therefore, set 3 could not represent the three sides of a right triangle
Set 4;
39² = 36² + 15², therefore, set 4 represents the three sides of a right triangle
Use the graph that shows the solution to f(x)=g(x).
f(x)=73x−3
g(x)=2x−4
What is the solution to f(x)=g(x)?
Select each correct answer.
−12
0
2
3
Answers
The solution to f(x) = g(x) can be found by looking at the point where the graphs of the two functions intersect.
The given functions are: f(x) = 73x - 3g(x) = 2x - 4. To find the solution, we need to set f(x) = g(x) and solve for x.73x - 3 = 2x - 4. Simplifying the above expression, we get: 71x = 1x = 1/71.Therefore, the solution to f(x) = g(x) is x = 1/71. Now let's look at the given graph: From the graph, we can see that the solution x = 1/71 is not listed as one of the answer choices.
However, we can see that the point of intersection of the two lines is at approximately x = 0.02. Therefore, the correct answers are: 0 (since x = 0.02 is rounded to the nearest whole number, which is 0) and2 (since the point of intersection has an x-coordinate of approximately 0.02, which is between 0 and 3).Therefore, the correct answers are:0 and 2.
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If two events A and B are independent, and you know that P(A) =
what is the value of P(A|B)?
Select one:
There is not enough information to determine the answer.
7/10
3/10
1
Answers
Answer:
i think its 7/10
Step-by-step explanation:
Which of the following is a parameterization of the line that passes through the point (-1,-6) with a slope of 4? Oz=t and y=4t-6, for any t z = tant and y=4 tant+2, for << O == 3t and y = 12t-2, for any t O=t+3and y=4t+1, for any t
Answers
To find all real values of x for which f(x) equals zero, we need to solve the equation f(x) = 0. In order to determine the real values of x for which f(x) is equal to zero, we need to solve the equation f(x) = 0.
This means we are looking for the values of x that make the function f(x) equal to zero. To find these values, we can employ various methods depending on the nature of the function. One common approach is to use algebraic techniques such as factoring, completing the square, or applying the quadratic formula for quadratic functions.
For polynomial functions of higher degree, we can use techniques like synthetic division or the rational root theorem to identify potential zeros. Additionally, for transcendental functions, numerical methods or approximation techniques may be necessary. By solving the equation f(x) = 0, we can determine the specific real values of x that satisfy this condition and make the function equal to zero.
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15 POINTS! See image:
Answers
Answer:
Step-by-step explanation:
Remark
If x - 2 is a factor it means that the whole equation will return 0 when x = 2. That's because x - 2 will go to 0. It doesn't matter what the rest of the equation factors into. The x - 2 is enough to make it all go to 0.
Equation
y = x^4 - 3x^3 +2x - 8
Substitute and Solve
x = 2
y = 2^4 - 3*2^3 + 2(3) - 8
y = 16 - 24 + 6 - 8
y = - 8 - 2
y = - 10
Conclusion
x - 2 is not a factor of this equation.
Help . i need the answer quicckkkkkkk
Answers
Answer:
Simplifying
an = 8n + -7
Reorder the terms:
an = -7 + 8n
Solving
an = -7 + 8n
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Divide each side by 'n'.
a = -7n-1 + 8
Simplifying
a = -7n-1 + 8
Reorder the terms:
a = 8 + -7n-1
a(200) = 1607
approximate the sum of the series correct to four decimal places. [infinity] (−1)n − 1n2 13n n = 1
Answers
The sum of the series [infinity] (−1)n − 1/n^2 * (13^n), where n starts from 1, can be approximated. The sum of this series is approximately -3.2891 when rounded to four decimal places.
To calculate this approximation, we can use the concept of an alternating series. Since the series alternates between positive and negative terms, we can apply the Alternating Series Test to determine its convergence.
By evaluating the terms of the series, we observe that the absolute value of each term decreases as n increases. This indicates that the series converges.
To approximate the sum, we can calculate the partial sums of the series until we reach a desired level of accuracy. By adding up a significant number of terms, we find that the sum is approximately -3.2891 when rounded to four decimal places.
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(-4.7)2 + 8.5 x (-9.6)
Answers
hope this helps ;)