Can anyone help me answer question #2

Can Anyone Help Me Answer Question #2

Answers

Answer 1

Step-by-step explanation:

[tex] {b}^{2} - 4b - 21 = (b + 3)(b - 7) \\ m = 3 \\ v = 4[/tex]


Related Questions

What is the linear function equation represented by the graph?
please hurrrrrryyyy!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

f(x)=

Answers

Answer:

f

f(x) =-3/4x +2

Step-by-step explanation:

You have points (0,2) and (-4,5) Soo the slope is 5-2/-4-0 = 3/-4

Then f(x) = mx+b. So f(x) = -3/4x + 2 because the y intercept is (0,2).

Answer:

f(x)= -x+2

Step-by-step explanation:

Looking at the graph gives us this information:

SLOPE

you can see that for every 1 unit over, it goes one unit down.

slope = rise / run which would be -1/1 which is also just -1

INTERCEPT

the y intercept is 2

equations are typically written in y=mx+b form (where m is the slope and b is the intercept)

so we have y = -1x +2

you don't need to write the 1 because -1x is the same as -x

sof(x)= -x+2

585 divided by 5 is?

Answers

Use a calculator it’s 117

HELP PLEASE!! is math 20 points

Answers

Answer:

0x = 0y

0

0x = 2y

x = 2y/0 = 0

2x = 2y

x = 2y/2 = y

4x = 3y

x = 3y/4

HOPE THIS HELPS YOU

Follw me = 10 thanks

Mark as brainliest = 10 thanks

1 thanks to me = 2 thanks

Two supplementary angles that are 4x and 5x what is the value of x

Answers

Answer:

x = 20

Step-by-step explanation:

4x + 5x = 9x

9x = 180 (supplementary angles add up to 180 degrees)

Divide 180/9 = 20

Answer:

x = 20.

Step-by-step explanation:

Supplementary angles sum to 180, so:

4x + 5x = 180

9x =  180

x = 20.

Exponential form 1.5 x 1.5 x 1.5 x 1.5

Answers

1.5x 10^4= hope this helps

im confused can someone help me

Answers

Answer:

y intercept is -8

slope is 3x

Step-by-step explanation:

the definitions of them speak for themselves

What is the equation of the additive relationship represented by this table?

Enter your answer by filling in the box using an integer.


x y
9 5
12 8

Answers

Answer:

x-4=y

Step-by-step explanation:

I don't want to explain just trust me.

please help asap!!!!!!!!!!!!

Answers

7853.98mm

Step-by-step explanation:

Circumference is pi times diameter so the diameter is 100 millimeters

Diameter is 2 times the radius so the radius is 50 millimeters

Area is pi times the radius squared so the area is about 7853.98 millimeters squared

Answer:

A = 795.77

Step-by-step explanation:

Using the formulas

A=πr2

C=2πr

Solving forA

A=C2

4π=1002

4·π≈795.77472

Solve x^2 + 4x + 6 = 0
Hurry please

Answers

Answer:

No Solutions

Step-by-step explanation:

Find the greatest common factor (GCF) of 36x and 12x

Answers

Answer:

12

Step-by-step explanation:

12 is the (GCF) of 36x and 12x because 12 is the biggest # that can go into both 36 and 12.

PLEASE HELP ASAP!!!! simplify this expression y=0.03y

Answers

Answer:

103y/100

Step-by-step explanation:

could u help me with this one i’m struggling

Answers

Answer:

E, B, A, D, C

Step-by-step explanation:

You know u can just put like in random order then the ones that are correct you can leave and the ones that are wrong swap it around. Until u get full a answers green Yw (long term info) ;)

Is this a rational or irrational number

Answers

Answer:

Irrational.

Step-by-step explanation:

∛30 cannot be written as a fraction.

Piz help me fast asap thx​

Answers

Answer:

y = 476^x

Step-by-step explanation:

y = 250(1.904)^×

y = 476^x

Hope this helps, thank you !!

Answer:

Loading. . .

Step-by-step explanation:

PLEASE HELP. PLS THANK YOU SM!!

Answers

Answer:

212*(2)ⁿ

6784

Step-by-step explanation:

To find the number of two tailed monkey in 2016 we have

212*2

to find in 2017

212*2*2 or 212*2^2

we can write the following equation

212*(2)^n

where n is the number of years

To find the number of monkeys in 2020 we plug in 5 for n

6784

please answer problem 24 THANK YOU

Answers

Answer:

PART A. look belowPART B. slope=-15, y-intercept=375

Step-by-step explanation:

PART A. Graph the linear equation

- Look at the Graph below as an attachment

PART B. Interpret the slope and the y-intercept

- The slope-intercept form in the linear equation is: y=mx+b

m=slopeb=y-intercept

Solve

y=mx+b

y=-15x+375

slope=-15

y-intercept=375

Hope this helps!! :)

Please let me know if you have any questions

170 in ratio of 9:8 sorry I’m not to good at math

Answers

Answer:

if 170 is subbed for 9, then the answer is 151.111111111(continued) and if its in the 8, then the answer is 191.25

Step-by-step explanation:

hope this helps

Somebody, please help me it's URGENT

Answers

Answer:

S=20

Step-by-step explanation:

we want P(s) = 60

so P(s) = 3s = 60

s = 20

In AMNO, m = 150 inches, n = 550 inches and o=630 inches. Find the measure of ZO
to the nearest 10th of a degree.

Answers

The measure of ∠O is, 115.8°.

What is mean by Triangle?

A triangle is a three sided polygon, which has three vertices and three angles which has the sum 180 degrees.

We have to given that;

In ΔMNO, m = 150 inches, n = 550 inches and o=630 inches.

Now, We know that;

⇒ cos O = m² + n² - o² / 2mn

Substitute all the values, we get;

⇒ cos O = 150² + 550² - 630² / (2 × 150 × 550)

⇒ cos O = - 0.4357

⇒ ∠ O = 115.8°

Thus, The measure of ∠O = 115.8°

Learn more about the triangle visit;

brainly.com/question/1058720

#SPJ1

Show work for brainly

Answers

Answer:

There are 6 cakes.

Each person can eat 1/2 of a cake.

You need to find how many times you can split 6 cakes into 1/2 of a cake.

Obviously, division is the way to go.

6 ÷ 1/2

When dividing by a fraction, you need to turn both parts into fractions.

6/1 ÷ 1/2

Now you skip the first part.

Focus on 1/2

Flip the fraction: 2/1

Now multiply the two fractions together

6/1 *2/1 = 12/1

Therefore 12 people can be at the party.

PLEASE BRAINLIEST

I love the killua profile pic

Answer: 12 people

Step-by-step explanation:

6 total cakes ; everyone eats [tex]\frac{1}{2}[/tex]

6 people would eat 3 cakes because [tex]\frac{1}{2}[/tex] × 6 people = 3 cakes.

However, 12 people would eat 6 cakes because [tex]\frac{1}{2}[/tex] × 12 people = 6 cakes.

Given two concentric circles (circles that have the same center point), with the inner circle having a radius of 1 r and the outer one having a radius of 2 r as shown, give a dilation that would map the inner circle onto the outer circle.

Answers

Answer:

(x, y) ⇒ (2x, 2y)

Step-by-step explanation:

Transformation is the movement of a point from its initial location to a new location. Types of transformation are reflection, translation, rotation and dilation.

Dilation is the increase or decrease in size of a figure. If a figure with point A(x, y) is dilated by a scale factor of k, the new location is at A'(kx, ky). If k > 1, it is an enlargement and if k < 1, it is a reduction.

Given that the inner circle has a radius of 1 r and the outer one has a radius of 2 r. To map the inner circle onto the outer circle, the inner circle would need to be enlarged. The scale factor is:

k = outer circle radius / inner circle radius = 2r / 1r = 2

A dilation with a scale factor of 2 would be needed to map the inner circle onto the outer circle.

That is:

(x, y) ⇒ (kx, ky)

The dilation should be (x, y) ⇒ (2x, 2y)

What is transformation and dilation:

Transformation refers to the point movement that starts from beginning location to the new location. The dilation refers to the increment or decrement of the figure size.

Here,

The scale factor should be calculated by dividing the  outer circle radius from the inner circle radius

[tex]= 2r\div 1r[/tex]

= 2

Therefore, The dilation should be (x, y) ⇒ (2x, 2y)

Learn more about radius here: https://brainly.com/question/5525937

Simplify completely. Leave your answer in exponential form:

Answers

Answer:

[tex] {2}^{3} \times {4}^{3} \times 9[/tex]

Step-by-step explanation:

Using the division rule when dealing with exponents

[tex] \frac{b {}^{h} }{b {}^{j} } = b {}^{h - j} [/tex]

meaning that when we divide exponents that have the same base but different powers we can subtract the power of the bottom exponent from the top exponet.

so using that we are going to do 2, 4 and 9

[tex] \frac{2 {}^{8} }{ {2}^{5} } = {2}^{8 - 5 = 3 \: \: \: \: \: 2 {}^{3} } [/tex]

[tex] \frac{ {4}^{4} }{ {4}^{1} } = {4}^{4 - 1} \: \: \: {4}^{3} [/tex]

[tex] \frac{9 {}^{9} }{ {9}^{8} } = {9}^{9 - 8} = 9 {}^{1} [/tex]

Combine all the terms and we get

[tex] {2}^{3} \times 4 {}^{3} \times {9}[/tex]

Paula runs a day care center. Of the last 16 children to enroll at
the day care center, 8 of them have been babies. What is the
experimental probability that the next child to enroll will be a
baby?
Write your answer as a decimal rounded to the nearest tenth.

Answers

Answer:

0.5

Step-by-step explanation:

P(event) = number of times event occurs/ total number of trials

Hi, You are the person I answered last time!

P(event) = 8/16

8/16 simplified is equaled to 1/2.

1/2 is equaled to 0.5

Again, I'm pretty sure this is right because it says experimental probability... I hope this helps!

is it 6, 9, 18, or 8?

Answers

Answer:

8

Step-by-step explanation:

I know because I got distracted question before

Select the correct answer.
What is the solution set of 4x = y and [tex]2x^{2} -y=0[/tex]

A.
{(0.5, -0.5), (2, -8)}

B.
{(0, 0), (2, 8)}

C.
{(1.5, 2), (8, 2)}

D.
{(-1.5, -2), (2, 8)}

Answers

Answer:

B.

{(0, 0), (2, 8)}

Step-by-step explanation:

Substitute 4x in for y in the second equation.  

[tex]2x^{2} - 4x = 0\\[/tex]

2x(x - 2) = 0

x = 0    or x - 2 = 0

                     x = 2

Substitute x = 0 and x = 2  in the first equation to get the corresponding values for y

4(0) = y    and 4(2) = y

y = 0     or   y = 8

So, B is the correct answer

twice a number when described by 7 gives 45 . find the number​. and also who wants to talk im bored

Answers

Answer:

Answer

Let the number be x.

twice =2x

When it is decreased by 7 we get the following equation:

2x−7=45

⇒2x=45+7

⇒2x=52

⇒x=252

∴x=26

The number is 26.

Answer:

g

Step-by-step explanation:

The average of Aaron's three test scores must be at least
93 to earn an A in the class. Aaron scored 89 on the first
test and 94 on the second test. What scores can Aaron
get on his third test to guarantee an A in the class? (The
highest possible score is 100.)

Answers

Answer:

96

Step-by-step explanation:

What is the value of x?
Original 9 inches - 6 feet
Enlargement 12 inches - x feet

Answers

Answer:

Step-by-step explanation:

4x'y - 12x y - 20xy
4xy

Answers

Answer:

the awnser is 143X.

Step-by-step explanation:

Please help me with this
Brainiest answer to who ever is correct

Answers

Answer:

y=-2x-3

Step-by-step explanation:

Answer:

so slope or gradient is -2

Step-by-step explanation:

y=-2x-3

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