A vector v has initial point (-3,-2) and terminal point (-6,1). Write v in component form

Answers

Answer 1

Answer:

Step-by-step explanation:

Caleb started with 50 bacteria for his science experiment and they doubled in one day. Jenna also started with 50 bacteria for her experiment and after one day, her number of bacteria was equal to 50 to the second power. Choose the statement that is true for the number of bacteria after one day.


Related Questions

Round to the nearest tenth.

Answers

Answer:

8.2 units

Step-by-step explanation:

Given that the only information for our triangle are 2 sides and 1 angle, we must use the Law of Cosines to find side BC

Recall the Law of Cosines

[tex]a^2=b^2+c^2-2bc\cdot cos(A)[/tex]

Identify angles and sides

[tex]m\angle A=23^\circ\\a=BC=?\\b=AC=14\\c=AB=6[/tex]

Solve for side "a"

[tex]a^2=b^2+c^2-2bc\cdot cos(A)\\\\a^2=14^2+6^2-2(14)(6)\cdot cos(23^\circ)\\\\a^2=196+36-168cos(23^\circ)\\\\a^2=222-168cos(23^\circ)\\\\a=\sqrt{222-168cos(23^\circ)}\\ \\a\approx8.2[/tex]

Therefore, the length of line segment BC is about 8.2 units

Answer:

the answer is 8.2 units

Step-by-step explanation:

wait wait wait change my mind change my mind ill take champ back you didnt say nothin bout it meanin brave

write a rule to describe the number of pounds p(n) as a function of a number of tons n.

Answers

The relationship between p(n) and n is given by p(n) = 0.0005n

Equation

An equation is an expression used to show the relationship between two or more numbers and variables.

Let p represent the weight in pounds and n represent the weight in tons.

1 pound = 0.0005 ton, hence:

p(n) = 0.0005n

The relationship between p(n) and n is given by p(n) = 0.0005n

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The volume of a sphere is 972π ft³. What is the radius of the sphere? Enter your answer in the box. Ft.

Answers

Answer: R= 6.15

Step-by-step explanation:

i did it on a piece of paper

Simplify (+3 points): -3x + 5y - 10x - 14y+4+9 -8y + 9x - 1

Answers

Answer:

-4x - 17y + 12

Step-by-step explanation:

I combined like terms

-3x + 5y - 10x - 14y+4+9 -8y + 9x - 1

= -4x - 17y + 12

10 + (8 - 4)2 ÷ 2
Anyone

Answers

The answer for this question 15 i hope i have helped you today

Answer:

10 + (8 - 4)2 ÷ 2

= 14

Step-by-step explanation:

By using P.E.M.D.A.S you can get the answer you are looking for.

Parentheses

Exponents

Multiplication

Division

Addition

Subtraction

In this situation you would do what's inside the parentheses, then divide, then multiply then add.

10 + (8 - 4)2 ÷ 2

10 + 4 × 1

10 + 4 = 14

Is 5(1/5^3) = 5(5^3)?

A: yes both expressions r equal to 625

B:yes both expressions r equals to 1/25

C:no the first expression is equal to 1/25 and the second expression is equal to 625

D: no the first expression is equal to 625 and the second is equal to 1/25

Answers

Answer:

C:no the first expression is equal to 1/25 and the second expression is equal to 625

Step-by-step explanation:

if you do  in the calculator it will give you 0.04(wich is ecual to 1/25)

and the second one is 5^3 (which is 125) *5 = 625

Please answer by today, I'll give brainliest when I can. Help is appreciated!

Answers

Answer:

b = 16.5; 13; 9.5; 6; 2.5

Step-by-step explanation:

Subscribe the given information to get an Answer.

b = 39 / 2 - 3 = 16.5

b = 32 / 2 - 3 = 13

b = 25 / 2 - 3 = 9.5

b = 18 / 2 - 3 = 6

b = 11 / 2 - 3 = 2.5

find the indicated value from the diagram below.

Answers

Check the picture below.

We can conclude that -

y = 50 {Opposite angles are congruent}x = 30 {Consecutive angles are supplementary}What is a parallelogram?

In Euclidean geometry, a parallelogram is a simple quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite angles of a parallelogram are of equal measure

Given is a parallelogram ABCD.

Now, we can state that -

∠A = ∠C

(y + 10) = (2y - 40)

y + 10 = 2y - 40

y = 50

{Opposite angles are congruent}

(4x) + (2y - 40) = 180

4x = 180 - 60

4x = 120

x = 30

{Consecutive angles are supplementary}

Therefore, we can conclude that -

y = 50 {Opposite angles are congruent}x = 30 {Consecutive angles are supplementary}

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Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Directed line segments Ac, DF, and PQ are shown on the graphs. Match each graph with the ratio In which the directed line segment is
partitioned.
4:1
2:1
3:2
3:1
1:1
y
x
O
-4
-2
4
-2
X
4
+

Answers

Answer:

the first graph is 3:2

the second is 3:1 or 2:1 i'm not 100% sure on that one

the third is 1:1

Step-by-step explanation: I took the test and got it right

I hope this helps:)

A ratio shows us the number of times a number contains another number. The ratio of DE to EF is 3:2. The ratio of DE to EF is 3:1.

What is a Ratio?

A ratio shows us the number of times a number contains another number.

1.)

DE = √(6² + 3²)

     = √45

     = 3√5

EF = √(4² + 2²)

     = √20

     = 2√5

Ratio = 3√5 / 2√5 = 3/2

Hence, the ratio of DE to EF is 3:2.

2.)

PQ = √(6² + 3²)

     = √45

     = 3√5

QR = √(1² + 2²)

     = √5

Ratio = 3√5/√5 = 3:1

Hence, the ratio of DE to EF is 3:1.

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10) Alexa bought 8 of this year's hottest
Alex bought 8 of this years hottest Christmas toys for $45.99 each and plans
to sell them for a mark-up price of 60%.
a) How much will Alexa sell each of the
toys for?
b) What is her total profit?

c) Is your answer reasonable?
How do you know?

Answers

Take out three pennies $45 equals 9+10 equation of the equation eliminated kilometer kilometer cubicle scientific earth dirt sand water H2O elements elements of math

Answer:

your answer you may be looking for are:

A. 73.58

B. 588.64

A scientist uses a submarine to study ocean life.
She begins at sea level, which is an elevation of 0 feet.
She descends 46.3 feet.
She then travels directly up 33.4 feet.
Next, she descends a second time, 97.4 feet.

How many feet must she now rise to get back to sea level?

Answers

Answer:

one post id plenty!

Step-by-step explanation:

sorry if wrong

How do I find the equation of a line?
Can i have an easy method for this pls tyy!

Answers

Answer:

Steps to find the equation of a line from two points:

Find the slope using the slope formula

Use the slope and one of the points to solve for the y-intercept (b).

One of your points can replace the x and y, and the slope you just calculated replaces the m of your equation y = mx + b. Then b is the only variable left. Use the tools you know for solving for a variable to solve for b.

Once you know the value for m and the value for b, you can plug these into the slope-intercept form of a line (y = mx + b) to get the equation for the line.

Step-by-step explanation:

Well this is my way lol

mark brainliest if u want to cuz i need 5 more :)

Answer:

Step-by-step explanation:

You usually need to find the slope first.

When you have more than two points, you use the slope-intercept formula.

When you have one point and a slope, you use point-slope formula.

Hope this helps!

Could someone help me please?

Answers

Pretty sure the one of the left is higher than the one on the right

Answer:

>

Step-by-step explanation:

|-4| = 4

-|4| = -4

Breaking down this problem above, we know the absolute value of 4 is 4. Multiply that by -1, you get -4

Now, plugging in these answers, we have...

4 ___ -4

4 is greater than -4, so you put >

The shaded shape is made by joining a square and a rhombus.
Find the area of the shaded shape.

Answers

To find area of first figure:

[tex] \\ [/tex]

As it is given in question shaded shape is made by joining a square and a rhombus. It is clearly visible that the first figure is square.

[tex] \\ [/tex]

So to find Area of a Square:-

We know :-

Area of square = side²

[tex] \\ [/tex]

So:-

[tex] \\ [/tex]

⇢ Area of square = side²

[tex] \\ [/tex]

⇢ Area of square = side × side

[tex] \\ [/tex]

⇢ Area of square = 5 × 5

[tex] \\ [/tex]

⇢ Area of square = 25 cm²

[tex] \\ [/tex]

Therefore Area of first figure is equal to 25 cm²

[tex] \\ [/tex]

To find area of second figure:

[tex] \\ [/tex]

So we have find area of square and now as in question given next shape is rhombus.

[tex] \\ [/tex]

There are two Formulas of rhombus :

Area of rhombus = (Digonal 1 × Diagonal 2)/2

Area of rhombus = Base × Height

[tex] \\ [/tex]

We have to use second formula as Digonals aren't given :

⇢ Area of rhombus = Base × Height

[tex] \\ [/tex]

⇢Area of rhombus = 4.5 × 5

[tex] \\ [/tex]

⇢Area of rhombus = (45 × 5)/10

[tex] \\ [/tex]

⇢Area of rhombus = (45 × 1)/2

[tex] \\ [/tex]

⇢ Area of rhombus = 45/2

[tex] \\ [/tex]

⇢ Area of rhombus = 22.5 cm²

[tex] \\ [/tex]

Therefore Area of first figure is equal to 22.5 cm²

[tex] \\ [/tex]

Area of whole shaded figure:

⇢A = Area of first figure + Area of second figure

[tex] \\ [/tex]

⇢ A = 25 + 22.5

[tex] \\ [/tex]

⇢ A = 47.5 cm²

[tex] \\ [/tex]

Therefore Area of whole shaded figure is equal to 47.5 cm².

Which expression represents the phrase "the quotient of 9 and 14"?

Answers

Answer:

the quotient of 9 and 14

= [tex]\frac{9}{14}[/tex]

Answer:

the answer is 9 upon 14 (⁹/14)

A box of pancake mix has `6` cups of mix.

Eliza used `\frac{3}{4}` of a cup for a recipe.

What fraction of the box of panc

Answers

The fraction of the box of pancake that eliza used is; 1/8.

What are fractions?

We are told that the box of pancake mix has 6 cups.

Now, Eliza uses 3/4 of a cup for a recipe.

Since there are 6 cups in the box, it means the fraction of the box of pancake that Eliza used is;

(3/4)/6 = 3/24 = 1/8

In conclusion, the fraction of the box of pancake that eliza used is 1/8.

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If Mr.Robert's had signed a 5-year contract with increase of 2.45% what will be his annual salary at the end of 5 years?

Answers

Answer:

Depends on the amount of the original salary

Step-by-step explanation:

but here is your equation

x(1.0245)^5

Can someone help me with this square root problem?

Answers

Answer:

200

Step-by-step explanation:

11^2+10^2=x^2

121+100=x^2

221=x

nearest 100th would be 200

Write the next three terms of the arithmetic sequence.

Answers

The correct answer is …..3, 2 1/4, 2 1/2
Answer: 3, 2 and 3/4, 2 and 1/2, 2 and 1/4

5/7 multiply by 8/9 then simplest form

Answers

Answer:

0.6 or 40/1

Step-by-step explanation:

Oki 5/7 x 8/9 = 40/63 = 0.63 Do you mean like this way or the other ?

5/7 x 9 = 45/63 and 8/9 x 7 = 56/63 x 45\63 = 2520\63 = 40/1

Hope that this will help you.

Joe and Cody each improved their yards by planting hostas and shrubs. They bought their
supplies from the same store. Joe spent $64 on 6 hostas and 2 shrubs. Cody spent $54 on 5
hostas and 2 shrubs. Find the cost of one hosta and the cost of one shrub.

Answers

Answer:

10.8 on hostas

Step-by-step explanation:

I don't know exact answer

Evan found two sticks for his turtle's aquarium. One stick was 3/4 of a foot long and the other was 10/12 of a foot long. Which stick was longer?

Answers

10/12 stick it would simply to 2/3 and that is bigger that 3/4

determine the value of a certain number which when multiplied by itself gives the same value as 567×63​

Answers

Answer:

± 189

Step-by-step explanation:

let the number be x then multiplied by itself is x² , so

x² = 567 × 63 = 35721 ( take the square root of both sides )

x = ± [tex]\sqrt{35721}[/tex] = ± 189

The number can be 189 or - 189

The value of the certain number  is mathematically given as

x=17860.5

Question Parameters:

Certain number which when multiplied by itself gives the same value as 567×63​

Generally the equation for the statement   is mathematically given as

x*x=567×63​

Therefore

2x=567×63​

x=17860.5

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A certain country has 130.41 million acres of forest. Every year, the country loses 1.61 million acres of forest mainly due to deforestation for farming purposes. If this situation continues at this pace, how many years later will the country have only 70.84 million acres of forest left? (Use an equation to solve this problem.)

After_______ years, this country would have 70.84 million acres left

Answers

Let years be x

[tex]\\ \tt\hookrightarrow 130.41-1.61x=70.84[/tex]

[tex]\\ \tt\hookrightarrow 1.61x=130.41-70.84[/tex]

[tex]\\ \tt\hookrightarrow 1.61x=59.57[/tex]

[tex]\\ \tt\hookrightarrow x=59.57/1.61[/tex]

[tex]\\ \tt\hookrightarrow x=37years[/tex]

Luke throws a fair coin n times

Find an expression, in terms of n, for the probability that Luke gets at least 1 head and at least 1 tail. ​

Answers

Answer:

[tex]\frac{n^{2} }{4}[/tex]

Step-by-step explanation:

We know that the coin has 2 sides, which is tails and heads.

the total number of options is 2. whereas if tails or heads, 1 options

For tails:

[tex](\frac{1}{2}) *n[/tex]

[tex]\frac{n}{2}[/tex]

For heads:

[tex](\frac{1}{2} ) * n[/tex]

[tex]\frac{n}{2}[/tex]

If he does this in a row and expects 1 head and tail:

[tex]\frac{n}{2} * \frac{n}{2}[/tex]

[tex]\frac{n^{2} }{4}[/tex]

Given the functions f(x) = 7x 13 and g(x) = x 2, which of the following functions represents f[g(x)] correctly? f[g(x)] = 7x 15 f[g(x)] = 7x 27 f[g(x)] = 7x2 15 f[g(x)] = 7x2 27.

Answers

Function represent relationship between variables. The value of f[g(x)] when f(x) = 7x+13  and g(x) = x+2 is 7x+27.

What is Function?

A function assigns the value of each element of one set to the other specific element of another set.

Given to us

f(x) = 7x+13

g(x) = x+2

In order to find the value of f[g(x)], we will substitute the value of g(x) at the place of x in f(x).

[tex]f[g(x)] = 7(x+2)+13 \\\\ f[g(x)] = 7x+14+13 \\\\ f[g(x)] = 7x + 27[/tex]

Hence, the value of f[g(x)] when f(x) = 7x+13 and g(x) = x+2 is 7x+27.

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55<35+10x

What is x less than

Answers

Hi!

55<35+10x

Move 35 to the left, using the opposite operation:

55-35<10x

20<10x

Divide both sides by 10:

2<x

Since 2 is greater than x, x is less than 2:

x<2 (Answer)

Hope it helps!

Enjoy your day!

~Misty~


Determine whether the relation is a function. Explain why or why not.


{(2, 5), (3, –5), (4, 5), (5, –5)}

Answers

This relation is a function. This is because no x value is repeated, so it passes the vertical line test.

Here is an example of where a relation is NOT a function:

{(2, 5), (3, –5), (2, 5), (5, –5)}

Hope this helps!

0-k= -4
What is k, explain

Answers

Hi!

I can help you with joy! :)

Let's solve this equation to find the value of k.

0-k=-4

-k=4-0

-k=4

Divide both sides by -1:

k=-4 (Answer)

I hope it helps!

Enjoy your day!

~Misty~

[tex]\bf{GracefulGirlies[/tex]

[tex]\bold{Heya~!}[/tex]

What is 0-k = -4 ?

[tex]\underline{\large\huge{\mathfrak{Answer~:}}}}[/tex]

[tex]\sf{k~=~4}[/tex]

[tex]\huge{\boxed {\mathfrak{explanation:}}[/tex]

[tex]\sf{0~-~k~=~-4}[/tex]

[tex]\sf{0~-~k~=~-k}[/tex]

[tex]\sf{-k~=~-4}[/tex]

[tex]\sf{Divide~both~sides~by~-1}[/tex]

[tex]\sf{\frac{-k}{-1}~=~\frac{-4}{-1}[/tex]

[tex]\sf{Simplify:}[/tex]

[tex]\sf{k~=~4}[/tex]

Hope It Helps ! ~

#LearnWithBrainly

[tex]\underline{Answer~:}[/tex]

Jace ~

if x =5 and y = 2,work out the value of

2x²

Answers

Answer:

50

Step-by-step explanation:

2(5)^2=2(25)=50

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