Chapter 4 Flashcards Preview

Honors Algebra 2/ Trigonometry > Chapter 4 > Flashcards

Flashcards in Chapter 4 Deck (17):
1

Vertex form

Y=a(x-h)2+k

2

Intercept form

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

3

How to find the y intercept from general form

It is (0,C)

4

Vertex formula

-b/2A

5

Intercept form finding the axis of symmetry

Use the distance formula

6

Distance formula

P+q
-----
2

7

How to tell if something is linear

If x is to the first and there is no xy

8

Sum of cubes

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

9

Difference of cubes

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

10

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

Take the cube roots of each, number
Plug them in to the formula

11

Duplicity

Having two options

12

How to find the vertex in vertex form

It is given. (H,K)

13

How to formally graph quadratic equations.

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

14

How to calculate the y intercepts

Plug in x=0 then mirror

15

General form

Y=Ax^2+Bx+C

16

How to solve equations by factoring.

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

17

How to solve by completing the square

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