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ella [17]
3 years ago
15

Help, write equation for graph

Mathematics
1 answer:
Crazy boy [7]3 years ago
4 0

Answer:

f(x)=(x-1)^2 -4

Step-by-step explanation:

use vertex form

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An office manager needs to decide between two tables for the conference room. One is rectangular, 5 feet wide by 10 feet long. T
7nadin3 [17]

Answer:

The rectangular 5 x 10 table.

Step-by-step explanation:

To find which table the office manager needs to get so he can sit more people at it is decided by one factor, the perimeter. The rectangular one, which is 5 x 10 the perimeter is (5 x 2) + (10 x 2) = 10 + 20 = 30. The circular one can be calculated by the equation\pi * d where d = 8. Putting /pi x 8 in my calculator and it comes out approximately at 25.132, having a less amount of perimeter space to work with, making the rectangular table the way to go.

6 0
3 years ago
It appears that the derivatives of sine and cosine are related. What about the second derivatives?.
Andru [333]

Answer:

Step-by-step explanation:

\frac{d}{dx} (sin~x)=cos~x\\\frac{d}{dx}(cos~x) =-sin~x\\\frac{d^2}{dx^2} (sin~x)=\frac{d}{dx} (cos~x)=- sin~x\\\frac{d^2}{dx^2} (cos~x)=\frac{d}{dx} (-sin~x)=-cos~x

5 0
2 years ago
What are the elements in this set? D={16,19,21} , E={16,18,19,20}
dimaraw [331]
D = {16, 19, 21}
E = {16, 18, 19, 20}
D ∩ E = {16, 19}
5 0
3 years ago
How to solve for x and y
MrRissso [65]
Use elimination to solve for x and y

8 0
3 years ago
the sum of −2x2 + x + 31 and 3x2 + 7x − 8 can be written in the form ax2 + bx + c, where a, b, and c are constants. What is the
just olya [345]

Answer:

Part 1) a=1,b=8,c=23

part 2) a+b+c=32

Step-by-step explanation:

we have

(-2x^{2} +x+31)+(3x^{2}+7x-8)

Adds the terms

Group terms that contain the same variable

(-2x^{2}+3x^{2})+(x+7x)+(31-8)

Combine like terms

(x^{2})+(8x)+(23)

where

a=1,b=8,c=23

therefore

a+b+c=1+8+23=32

8 0
3 years ago
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