5 + 2n2 when n = 3.

(The 2 after the n is an exponent)

Answers

Answer 1

Answer:

23

Step-by-step explanation:

Answer 2

Answer:

23

Step-by-step explanation:


Related Questions

HELPPP PLEASE I NEED THIS BY FRIDAYYYYY!!!!

Answers

Answer:

<ABD = 44

<DBC = 44

<ABC = 88

Step-by-step explanation:

If an angle bisects another, then the two resulting angles are equal

In this case <ABC is bisected by BD

which means that

<ABD = <DBC

so

6x + 14 = 3x + 29

simplify and solve using inverse operations

6x + 14 = 3x + 29

-3x    -14  -3x   -14

3x = 15

/3    /3

x = 5

now substitute into the given values

< ABD = 6x + 14

             = 5 * 6 + 14

             = 30 + 14

             = 44

<DBC = 3x + 29

         = 5 * 3 + 29

         = 15 + 29

         = 44

< ABC = <ABD + <DBC

<ABC = 44 + 44

          = 88

18x + 12- 4

I NEED HELP ASAP

Answers

Answer:

18x+8

Step-by-step explanation:

Subtract 4 from 12

The number of terms of an Ap is even and the sum of odd terms is 24 the sum of even terms is 30 and the last term exceeds the first by 10 1/2. find the number of term and the series.




do it as fast as you can
who will do this question I will marks them as brainliest
all the best ​

Answers

Answer:

fzirzityxpy

Step-by-step explanation:

Select the equivalent expression.
1/3 = ?

Answers

0.3333 that is the answer I shearched it

Answer:

A. 3^-1

Step-by-step explanation:

1/3 turned into a decimal is .33 (Repeating). Let's find which answer can repeat the same way.

A. 3^-1  = .33

B. (-1)^3  = -1

C. (-3)1  = -3

I am assuming you do not need work shown. I have used a calculator for this one.

Who is better Eddie Vr or Josh Dub​

Answers

answer : josh dub

no explanation

What is the equation of the line perpendicular to 2x – 3y = 13 that passes through the point (-6, 5)?
O Y=2/3x+9
O y=-3/2x-4
O y=-3/2x-13
O y=2/3x-1

Answers

Answer:

Option 2, y=-3/2x-4

Step-by-step explanation:

Solve with the point-slope formula: y-y1=m(x-x1). The line is perpendicular, meaning the slope of the new equation will be the oppposite reciprocal of the original slope.

First, we need to rewrite the original equation into standard form.

2x-3y=13

-3y=13-2x

y=-13/3+2/3x

From this, we can see that the slope here is 2/3. Since the line we're looking for is perpendicular, the opposite reciprocal of that slope is -3/2.

Now, we can plug in the coordinates we have into the formula (-6, 5), along with our slope (-3/2).

y-(5)=-3/2(x+6)

y-5=-3/2x-9

y=-3/2x-4

And to check, we can just plug the coordinates into our new equation:

Check:

(5)=-3/2(-6)-4

5=9-4

5=5

Answer: B on edg

Step-by-step explanation:

trust me

w¹²/w¹⁸

helppp I don't know what to do​

Answers

the answer is w30....you have to add 12 and 18

the first is the graph and the second is for the answer I need please be quick 20pts

Answers

Answer:

The answer is B

Step-by-step explanation:

It's asking what the X values are, meaning only the (X,y) the x part of the coordinates

Select the correct first step to solve the follow equation: −4(x−5)=−7x+10

Combine Like Terms


Addition Property of Equality

Distributive Property

Given


Multiplication Property of Equality

Answers

Answer:

x = -10/3

Step-by-step explanation:

−4(x−5)=−7x+10

Use the distributive property to multiply −4 by x−5.

−4x+20=−7x+10

Add 7x to both sides.

−4x+20+7x=10

Combine −4x and 7x to get 3x.

3x+20=10

Subtract 20 from 10 to get −10.

3x=−10

Divide both sides by 3.

x = -10/3

Q4: Tell whether side lengths (4, 2, 5) form a Right Triangle.

Answers

Yes they would form a right triangle you can figure this out by adding the two smaller values and if that is equal to a larger number then the larger number then it is a right triangle

Each square below represents one whole.
What percent is represented by the shaded area?

Answers

Answer:

46%

Step-by-step explanation:

count the rows and the squares and its right

Explain why water wet glass but mercury does not

Answers

When liquid water is confined in a tube, its surface (meniscus) has a concave shape because water wets the surface and creeps up the side. Mercury does not wet glass - the cohesive forces within the drops are stronger than the adhesive forces between the drops and glass.

Tell whether the value is a solution of the inequality.
yes
no

Answers

Answer:

Yes I believe so, not 100% sure.

Step-by-step explanation:

no because 4/2 is 2, and 2 is less than 3

What is the greatest common factor of the terms in the polynomial
12x4 - 6x2 + 9x2

Answers

Answer:

[tex]3x^2[/tex]

Step-by-step explanation:

[tex]12x^4-6x^2+9x^2[/tex]

Let's break down these terms into three parts; our number, our base (variable), and our power (exponent).

First, let's think of a number that could be factored out of the numbers 12, 6, and 9. If you're thinking of the number 3, you'd be correct.

Second, look at the bases. We can see that the variables in these terms are all [tex]x[/tex], so we can combine that with our number 3.

Third, look at the powers. We can see that the exponent of 2 can be factored out, so let's combine that with our 3x:

[tex]3x^2[/tex]

To put that in perspective:

[tex]3x^2(4x^2-2+3)[/tex]

_

To check your work, you can distribute the greatest common factor into the parentheses:

[tex]3x^2(4x^2-2+3)[/tex]

[tex]12x^4-6x^2+9x^2[/tex]

9a+ – 3+10+6–6
simplify expression

Answers

Answer:

9a+7

Step-by-step explanation:

find the median value of 1,1,1,2,2,2,2,3,3,4,4,5​

Answers

Find the middle number if there is an even amount of numbers take the two middle numbers add them together in divide them by two


In this case it would be 2+2=4 ÷2= 2

Two is the median

Which of the following are not polynomials?

Answers

D and c would be the answers


Hope this helps

16
A population of 800 beetles is growing each month at a rate of 5%. About how many beetles will there be in 8
months?
1
Show Your Work
You have responded to 7 of 16 questions. 1 response does not have any content. 1 response is missing a drawing
Submit

Answers

Answer:that's a proper mad question that

Step-by-step explanation:

Answer:

6,720

Step-by-step explanation:

B = 800(1.05)^8

B = 800(8.4)

B = 6,720

Evaluate the left hand side to find the value of a in the equation in simplest form.

Answers

It’s should be sum like 2 2/3

Tracey is looking at two different travel agencies to plan her vacation. ABC Travel offers a plane ticket for $295 and a rental car for $39 per day. M & N Travel offers a plane ticket for $350 and a rental car for $33 per day. What is the minimum number of days that Shirley’s vacation should be for M & N Travel to have the better deal?

Answers

Answer:

10 days.

Step-by-step explanation:

Let d represent number of days.

We have been given that ABC Travel offers a plane ticket for $295 and a rental car for $39 per day. The total cost of travelling x days using ABC travel company would be .  

We have been given that M and N Travel offers a plane ticket for $350 and a rental car for $33 per day. The total cost of travelling x days using M and N travel company would be .

To make M and N travel the better deal, we will set an inequality, where total cost of x days using ABC travels is greater than M and N travels as:

Since the closest integer to 9.1677 is 10, therefore, for a vacation of 10 days using M and N travels will be the better deal.

Write 57,800,000 in scientific notation.

Answers

5.78*10^7 is what I believe is correct

I need help ASAP answer both questions please show work

Answers

Answer:

3. <BAC = <BCA

so,

x+x+36° = 180°

=>2x + 36 = 180

=>2x = 180–36

=>2x = 144

=>x = 144/2

=>x = 72°

10x + 3x - 87 = -10x + 57

Answers

Answer:

x = 6.2608

Step-by-step explanation:

23x=144

who wants a brainist whats the how do you convert ratios

Answers

Answer:

To a whole number: Add the numbers in the ratio togetherTo a fraction: Each number in the ratio would become a numerator in a fraction

I hope this helps!

Credit goes to: calculatorsoup.com

Answer:

To convert, start by adding both parts of the ratio together. This will be the denominator for each of the fractions and also represents the whole set. Then, each part of the ratio creates a fraction, with the numerator being the first part of the ratio and the denominator being the sum that was just found.

Step-by-step explanation:

hope this helps :)

What is the point of homework? It just puts more stress on everybody so i dont get it......
whats ur opinion???????️

Answers

Answer:

Homework is needed for students to practice the material they are learning. The more you practice each new concept, the better you get at it, and the faster you do it. By practicing a lot, you also end up memorizing the way to solve problems.

Homework is helpful in moderation. Too much can be stressful, but small increments allow us to retain information for longer amounts of time.

10) Use the equation x2 + 8x = 9 to answer the following questions (1 point for each part, 2 points total). .
a. What number should be added to both sides of the equation to complete the square?
b. Solve for x by completing the square.

Answers

Answer:

i might be wrong but i think its 10

Step-by-step explanation:

x2+8x=9

collet terms

10x=9

divide both side by 10

x = 9/10

alternative form

x = 0.9

A hockey player is wearing ice skates and pushes against the wall propelling her backward on the law of motion, which of the following best compares the forces acting between the wall and the hockey player?
A The forces are equal and applied against gravity
B The forces are equal and applied in the opposite direction
C
The forces are different sizes and applied in the opposite direction
D. The forces are equal and applied in the same direction ​

Answers

A is the answer bro just gotta look at each one and see which one goes best with the question

Y = X3 – X –1 if x = -1, Y = ?

Answers

Answer:

-3

hope this helps!

Step-by-step explanation:

(-1)3 - (-1) - 1 =

-3 - (-1) - 1 =

-2 - 1 = -3

Y = ( -1 ).3 - ( -1 ) - 1

Y = -3 + 1 - 1

Y = -3

Surface Area of a Triangular Prism
If the net is assembled, which of the following
polyhedra would it make?
А
B
A
10
10
10
8
10
С
D
C С
D
5
10
10
10
10
10
8

Answers

Answer:

B

Step-by-step explanation:

took test

Which of the following expressions is equivalent to 1/3 ÷ 3/4

A 1/3 x 3/4

B 3/1 x 3/4

C 3/1 x 4/3

D 1/3 x 4/3​

Answers

The right answer is D 1/3x4/3
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