Given
Complete the sentences
Parallel or not parallel
Two Tofurkys will serve six people. How many people will fourteen Tofurkys serve?
Answer:
7
Step-by-step explanation:
If the half life of a radioactive
substance is 5.3 years and there are
8.4 grams present initially, when will
there be 1 gram remaining?
[?] years
Use the function f(t) = Pert and round
your answer to the nearest year.
Enter
Nov 13, 12:27:13 PM
What is an equation of the line that passes through the points (5, -1) and (-5, 1)?
Answer:
y=-1/5x
Step by Step
y=mx+b
First find the slope
equation: y2-y1 divided by x2-x1
1-(-1)/-5-5
2/-10
simplified to -1/5
Now that we have the slope we need the y-int
using point slope form: y-y1=m(x-x1)
Let us use the point (5,-1)
y-(-1)=-1/5(x-5)
y+1=-1/5x+1
Subtract 1 to both sides
y=-1/5x
a
b
c
d
which is the right answer
The function is odd because f(-x) = -f(x)
What is a Function?
A function is an expression, rule, or law in mathematics that describes a connection between one variable (the independent variable) and another variable (the dependent variable).
Solution:
For a function to be even it must satisfy the condition that,
f(-x) = f(x)
else,
if f(-x) = -f(x), then the function is odd
we are given with the function f(x) = [tex]4x^{3}[/tex]
replacing x by (-x)
f(-x) = 4(-x)^3
f(-x) = -4x^3
this implies that, f(-x) = -f(x)
Therefore, the function is an odd function
So, option D is correct
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dan goe from birmingham to coventry by bu. he take 5 minute to walk from hi houe to the bu top in birmingham. he take 20 minute to walk from the bu top in coventry to work. dan ha to get to work by 10.30 am. what i the latet time dan hould leave hi houe to get to work on time?
The latest time Dan should leave his house to get to work on time will be 10: 05 am.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
Dan goes from Birmingham to Coventry by Bu. Be goes for 5 moments to stroll from greetings houe to the bu top in Birmingham. He goes for 20 moments to stroll from the Bu top in Coventry to work. Dan has to get to work by 10.30 am.
The total time is given as,
⇒ 5 + 20
⇒ 25 minutes
The latest time Dan should leave his house to get to work on time will be given as,
10: 30 am
- 00: 25
10: 05 am
The latest time Dan should leave his house to get to work on time will be 10: 05 am.
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guys help what is the answer to this need the answer asap
Whats 1+1=?
Answer:
2
Step-by-step explanation:
Question:
1 + 1 = ?
1 + 1 = 2
table student is in 3nf. student studentid ssn name class d111 111-11-1111 connor freshman d222 222-22-2222 trevor freshman d333 333-33-3333 connor sophomore d444 444-44-4444 parker sophomore d555 555-55-5555 connor sophomore group of answer choices true false
Functional dependency SSN --> Name exists in the table STUDENT is TRUE, The correct option is (A)
due to the fact that a student ID is a primary key in a table and that (StudentID, SSN) can also combine to form a composite key that can be used to identify a record in a table in a unique way. The augmented functional dependency between the StudentID and SSN enables you to locate additional data in the table. However, using only StudentID will also assist you in finding data in the table.
Since it could be a candidate key, this is true because it can be used in part of augmented functional dependency.
Thus, the SSN matches the name in the STUDENT table.
So, SSN ----> Name holds in STUDENT table.
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(complete question)
Observe the table STUDENT:
STUDENT
StudentID SSN Name Class
D111 111-11-1111 Connor Freshman
D222 222-22-2222 Trevor Freshman
D333 333-33-3333 Connor Sophomore
D444 444-44-4444 Parker Sophomore
D555 555-55-5555 Connor Sophomore
Functional dependency SSN --> Name exists in the table STUDENT.
True
False
Solve the equation
2x²+ 8x - 1 = 0
by completing the square.
Give your answers correct to 2 decimal places.
Answer:
x = 0.08
Step-by-step explanation:
2x²+ 8x - 1 = 0
4x + 8x - 1 = 0
12x - 1 = 0
Add 1 to the -1 and to the 0 too
12x = 1
Divide both side
x = 0.08
The probability that at least one number is odd and the sum of the two numbers is even is. The probability that exactly one number is 6 and the product of the two numbers is at most 15 is.
The probability that at least one number is odd and the sum of the two numbers is even is 1/4
The probability that exactly one number is 6 and the product of the two numbers is at most 15 is 1/9
The easiest way to figure out probability problems with small data sets is to write out your entire sample space and then divide by the total:
Sample size = 6 * 6 = 36
S = {[1,1],[1,2],[1,3],[1,4],[1,5],[1,6],[2,1],[2,2],[2,3],[2,4],[2,5],[2,6],[3,1],[3,2],[3,3],[3,4],[3,5],[3,6],[4,1],[4,2],[4,3],[4,4],[4,5],[4,6],[5,1],[5,2],[5,3],[5,4],[5,5],[5,6],[6,1],[6,2],[6,3],[6,4],[6,5],[6,6]}
The only way to make a number combination that's even while 1 die is odd is to have 2 odd numbers.
{[1,1],[1,3],[1,5],[3,1],[3,3],[3,5],[5,1],[5,3],[5,5]}
This gives us 9 results.
The probability of this happening is 9/36 = 1/4 = 0.25
Now if we have to get a 6 with the product being at most 15 we know that the biggest number that 6 can be multiplied by is 2 which gives us 12.
We are left with 4 options:
{[1,6],[2,6],[6,1],[6,2]}
The probability of this happening is 4/36 = 1/9 = 0.1111...
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If CP=590 and profit=75, find SP
Answer:665
Step-by-step explanation: Just add the CP and Profit
a) How many times does the line y = -6 intersect with the circle x² + y² = 36 ?
b) Hence, use a single word to describe what the line is to the circle.
Answer:
a) Once,b) Tangent.Step-by-step explanation:
Part AGeneral equation of circle:
(x - h)² + (y - k)² = r², where (h, k) is center and r- radiusComparing with the general equation we see that the circle x² + y² = 36 has:
Center at the origin,Radius of 6 units.The circle radius of 6 units, so y = - 6 has only one common point.
Part BSince there is only one common point of the circle and line, the line is tangent to the circle.
2x4+6+5x8=_______________
will mark brainiest
The simplification of the given expression will be 54.
What is a numerical expression?A numerical expression is algebraic information stated in the form of numbers and variables that are unknown. Information can is used to generate numerical expressions.
Given that the expression is 2 x 4 + 6 + 5 thex 8
To solve the given expression we have to first solve the multiplication operation.
2 x 4 + 6 + 5 x 8
8 + 6 + 40
Now add the terms;
8 + 6 + 40
= 54
Hence, the simplification of the given expression will be 54.
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One dimension of a rectangle is 3 more than twice the other dimension. Let x be the
shortest dimension. Write an equation for the area of the rectangle.
A= x + 2x + 3
A = x(2x + 3)
A= 3x +2
A= 2x +3
The area of the rectangle with one dimension sizes three more than twice the other dimension is A= x(2x+3)
We assume that there is rectangle ABCD with lines AB and CD are parallel with each other. Meanwhile lines BC and DA are parallel with each other. We could ssume that lines BC and DA are the shortest lines.
Please take a look at the picture below.
Based on the formula of rectangle, the area of rectangle could be calculated using the multiple between the longest line and the shortest line.
It could be written based on the rectangle we have into such formula:
A = AB × BC
A = CD × DA
A = AB × DA
A = CD × BC
If we input the rules from the question, then we could find the relationship between the shortest and the longest lines. Hence:
AB = CD = 2(BC) + 3
AB = CD = 2(DA) +3
if we assume that the shortest line is x, then we will get the formula:
BC = DA = x ...(1)
AB = CD = 2x+3 ...(2)
If we input equation (1) and (2) into the rectangle area formula, we will get the result:
A = AB × BC
A = (2x+3)
A = x(2x+3)
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HELPPPPPP PLEASEEE SAVE ME
Hot dogs are sold in packages of 10. Hot dog buns are
sold in packages of 8. What is the least number of
packages of each that need to be purchased so every
hot dog you buy for a picnic will have a bun?
Answer:
4 Hot dogs packages and 5 hot dog buns packages.
Step-by-step explanation:
This question seems to be regarding the LCM or the least common multiple. Least common multiple is found by figuring out the first time when both numbers, in this case 10 and 8 have the multiple. You can do this by setting up a table with the multiples of each number.
8 | 16 | 24 | 32 | 40
10 | 20| 30 | 40
We can see that the LCM is 40 so we can see that we need 4 Hot Dog packets and 5 buns packets.
Which of the following is an example of a data set with 5 values for which the standard deviation is zero. a) -2.-1.0.1.2 b) 4.4.4.4.4 c) -5,-3.0.3.5 d) 1,2,3,4,5
The standard deviation for the dataset (4, 4, 4, 4, 4) is zero (0)
To find a data set with 5 values for which the standard deviation is zero,
⇒ (4, 4, 4, 4, 4)
For the above dataset;
Mean μ = 4
Number of samples n = 5
Standard deviation σ = [tex]\sqrt{\frac{sumof(xi - x)^2}{n} }[/tex]
= [tex]\sqrt{\frac{(4-4)^2+(4-4)^2+(4-4)^2+(4-4)^2+(4-4)^2}{5} }[/tex]
= 0
Therefore, for the dataset (4, 4, 4, 4, 4) the standard deviation is zero(0).
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Type the missing number to complete the proportion.
8 minutes for 3 songs =
minutes for 6 songs
1.Find the y-intercept of (2,4) and (4, 8) and
2.What is the slope of the points that go through (2,4) and (4, 8)
3.Upload a picture of the slope intercept form of the points (2,4) and (4, 8)
Answer:
1. Y = 2x
2. 2
3.
Step-by-step explanation:
2. Slope = (y2- y1)/(x2-x1)
(8-4)/(4-2)
4/2
2
3.
8 cows can graze a field in 28 days. how long would 14 cows take to graze the same field?
Answer:
16 days
Step-by-step explanation:
(28×8)/14= 16
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Part 2 - Find the error(s) and solve the problem correctly.
The error made in the calculation was improper use of quotient rule of logarithm
How to solve the logarithm equation correctlyThe problem will be solved by using the rules of logarithm as done below
logₐ 2x + 2 ( logₐ x - logₐ y )
expanding the parenthesis
logₐ 2x + 2logₐ x - 2logₐ y
applying exponential rule of logarithm
logₐ 2x + logₐ x² - logₐ y²
applying product rule of logarithm
logₐ (2x * x²) - logₐ y²
logₐ (2x³) - logₐ y²
applying quotient rule of logarithm
logₐ (2x³/ y²)
The error was that the quotient rule of logarithm was not properly applied
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Can someone help me pls
Answer:
$8.30 per keychain
Step-by-step explanation:
15.5 is the price of one hat so we multiply by 3
15.5x3=46.5
Now we subtract this from 96.30
96.3-46.5=49.8
Now divide by 6 to get each key chain price
49.8/6= 8.3
$8.30 for each keychain
Claire’s answer is u reasonable because of the work I did above
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how many nonnegative integers can be written of the form a7 * 3^7 a2 * 3^6 where ai {1, 0, -1} amc
The non negative integers can be written of the form is 3281.
Given:
a7 * 3^7 a2 * 3^6 where ai {1, 0, -1}.
ai = 7,6,5,4,3,2,1,0
Total = 8
= [tex]3^{8}[/tex] = 6561
= 6561 - 1 /2
= 6560/2
= 3280 is negative integers
Non negative or positive integers = 6561 - 3280 = 3281
Therefore the non negative integers can be written of the form is 3281.
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Solve for g.
l= gT2
47²
What is g equal to?
g=1²2
g=4771
g=47²lT2
g=47
On solving the given equation for g you will get [tex]g=\frac{4\pi^2l}{T^2}[/tex]. Any equation can be solved by using properties of equality of eqatuion.
Which properties are use to solve the equation?
The following 4 properties are use to solve any equation:
(1) Addition: Add same number on both side of the equation.
(2) Subtraction: Subtract same number from both side of the equation.
(3) Multiplication: Multiply with the same number on both the sides of the equation.
(4) Division: Divide with the same number on both sides of the equation.
Now, consider the given equtaion.
[tex]l=\frac{gT^2}{4\pi^2}[/tex]
Multiply both sides with [tex]4\pi^2[/tex].
[tex]l(4\pi^2)=\frac{gT^2}{4\pi^2}4\pi^2\\l(4\pi^2)=gT^2[/tex]
Divide both sides with [tex]T^2[/tex]
[tex]\frac{4\pi^2l}{T^2}=\frac{gT^2}{T^2}\\\frac{4\pi^2l}{T^2}=g\\g=\frac{4\pi^2l}{T^2}[/tex]
Hence, on solving the given equation for g you will get [tex]g=\frac{4\pi^2l}{T^2}[/tex].
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HELP SOLVE PERSON WHO SOLVES GETS 30 POINTS
The true proportion of the similar triangles is [tex]\frac{AC}{AE} = \frac{BC}{BD}[/tex]
What are similar triangles?Two triangles are similar if they have the same ratio of corresponding sides and equal pair of corresponding angles.
In other words, similar triangles are the triangles that have corresponding sides in proportion to each other and corresponding angles equal to each other.
Therefore,
ΔACE is similar to ΔBCD
Hence,
[tex]\frac{AC}{BC}=\frac{AE}{BD}=\frac{CE}{CD}[/tex]
Therefore, the proportion that is true for the ΔACE and ΔBCD is [tex]\frac{AC}{AE} = \frac{BC}{BD}[/tex]
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What is the equation of this line in standard form?
A - 9x−8y=23
B - 8x−9y=−23
C - 8x−9y=23
D
8x−7y=−25
Answer:
The correct answer is B
Step-by-step explanation:
I went a weird way to get this. I wrot the line in the slope intercept form and then converted it to the standare form.
For the slope intercept form I need a slope and a y interctp. I used the two points given to find the slope. The slope is the change in y over the change in x. From the points the y values are 3 and -1. The x values are 1.2 and -4
[tex]\frac{3 - -1}{\frac{1}{2}- - 4 }[/tex] = [tex]\frac{3+1}{\frac{1}{4}+4 }[/tex] = [tex]\frac{4}{\frac{9}{2} }[/tex]
4 ÷[tex]\frac{9}{2}[/tex] = [tex]\frac{4}{1}[/tex] x [tex]\frac{2}{9}[/tex] = [tex]\frac{8}{9}[/tex]
[tex]\frac{8}{9}[/tex] is the slope
Now to find the y intercept
I will use
slope [tex]\frac{8}{9}[/tex] (m)
y = -1 from the point (-4,-1) given
x = -4 from the point (-4,-1) given
y=mx + b
-1 = [tex]\frac{8}{9}[/tex](-4) + b
-1 = [tex]\frac{-32}{9}[/tex]x + b Add [tex]\frac{32}{9}[/tex] to both sides
[tex]\frac{23}{9}[/tex] = b
y = [tex]\frac{8}{9}[/tex]x + [tex]\frac{23}{9}[/tex] Multiply all the way thorugh by 9
9y = 8x + 23 Subtract 9y from both sides
0 = 8x -9y + 23 Subtract 23 from both sides
-23 = 8x -9y
or
8x -9y = -23
Joan has $ 60 to buy her friends a gift bag. The gift bags are $ 4 each. The function f ( x ) = − 4 x + 60 represents the amount of money Joan has left in her budget after purchasing x number of gift bags. Complete the statements. The solution for f ( x ) = 72 is x = [DROP DOWN 1] which [DROP DOWN 2] a viable solution in this scenario.
DROP DOWN 1
-3
-15
3
15
DROP DOWN 2
is
is not
The solution for f ( x ) = 72 is x = -3 ; which is not a viable solution in this scenario.
What is the solution for the function instance as given in the task content?It follows from the task content that the solution for the function instance, f(x) = 72 is to be determined according to the given function.
Since the given function is; f ( x ) = − 4 x + 60;
The solution for f (x) = 72 can be determined as follows;
72 = - 4 x + 60
- 4x = 72 - 60
- 4x = 12
x = 12/-4
x = - 3
On this note, since x = -3 which is negative; it follows that it is not a a viable solution in this regard.
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Find the distance from point E to Line FH. Round the answer to 2 decimal places.
quick clarification on "point E to line FH", well, point E is just a point, line FH goes to infinity both ways, so in essence how many distances are there? well, infinite many.
now, if the question is "distance closest from E to FH?", then there's only one choice, the closest distance to FH will be the perpendicular distance from E and that'd be the distance from E to G
[tex]~~~~~~~~~~~~\textit{distance between 2 points} \\\\ E(\stackrel{x_1}{-4}~,~\stackrel{y_1}{-3})\qquad G(\stackrel{x_2}{1}~,~\stackrel{y_2}{2})\qquad \qquad d = \sqrt{( x_2- x_1)^2 + ( y_2- y_1)^2} \\\\\\ EG=\sqrt{(~~1 - (-4)~~)^2 + (~~2 - (-3)~~)^2} \implies EG=\sqrt{(1 +4)^2 + (2 +3)^2} \\\\\\ EG=\sqrt{( 5 )^2 + ( 5 )^2} \implies EG=\sqrt{ 25 + 25 } \implies EG=\sqrt{ 50 }\implies EG\approx 7.07[/tex]
Convert years to days. 7 years = x |_ *( days year) days)
I ment middle school not high
Answer:
2555 days
Step-by-step explanation:
1 year is 365 days, and 365 x 7 = 2555.
Solve the equation. 3 + |t + 4| = 10
Question 9 options:
[-3, 11]
[-11, 3]
[3, 11]
[-3, -11]
Answer:
b) [-11, 3]
Step-by-step explanation:
Given equation,
→ 3 + |t + 4| = 10
Now the value of t will be,
→ 3 + |t + 4| = 10
→ 3 + t + 4 = 10 || → 3 -(t + 4) = 10
→ t + 7 = 10 || → -t - 1 = 10
→ t = 10 - 7 || → -t = 10 + 1
→ [ t = 3 ] || → [ t = -11 ]
Hence, value of t is 3 (or) -11.