Chapter 4

Question 1

Vertex form

Answer 1

Y=a(x-h)2+k

Question 2

Intercept form

Answer 2

Y=(x-p)(x-q)

Question 3

How to find the y intercept from general form

Answer 3

It is (0,C)

Question 4

Vertex formula

Answer 4

-b/2A

Question 5

Intercept form finding the axis of symmetry

Answer 5

Use the distance formula

Question 6

Distance formula

Answer 6

2

Question 7

How to tell if something is linear

Answer 7

If x is to the first and there is no xy

Question 8

Sum of cubes

Answer 8

A3+B3=(a+b)(a2-ab+b2)

Question 9

Difference of cubes

Answer 9

A3+B3=(a+b)(a2+ab+b2)

Question 10

How to use the sum and difference of cubes ex. 8x2-1

Answer 10

Take the cube roots of each, number

Plug them in to the formula

Question 11

Duplicity

Answer 11

Having two options

Question 12

How to find the vertex in vertex form

Answer 12

It is given. (H,K)

Question 13

How to formally graph quadratic equations.

Answer 13

You need 5 points
1 vertex
2 y intercepts
2 choice.

Question 14

How to calculate the y intercepts

Answer 14

Plug in x=0 then mirror

Question 15

General form

Answer 15

Y=Ax^2+Bx+C

Question 16

How to solve equations by factoring.

Answer 16

Set it equal to zero.
Factor completely
Create 2 equations with the 2 different subjects of multiplication.
Solve for duplicity

Question 17

How to solve by completing the square

Answer 17

Get a=1
Complete the square.
Factor
Solve for a duplicity with +/-