Chp 1 Test Flashcards

1
Q

which form doesnt require a table

A

intercept

2
Q

find standard form vertex

A

-b/2a

3
Q

vertex vertex form

A

(H,k)

4
Q

vertex in intercept form

A

p+q/2

5
Q

four methods of solving a quadratic function

A

factoring,
completing the square,
taking square roots

6
Q

five methods of factoring learned to date

A

GCF, g easy, g hard, diff 2 perf squares, pst

7
Q

4 steps of solving a quadratic function by factoring

A
1. set equation=0
2. factor completely (gcf)
3. set all =0
4. solve for variables
8
Q

when to solve by taking square roots

A

b=0

9
Q

solve by completing the square When

A

a=1; *b is even

10
Q

3 forms of a quadratic function

A

standard vertex intercept

11
Q

how to complete the square

A

set=0, factor/banish c value, use appropriate c value on both sides (b/2)^2, factor, sq root, isolate

12
Q

A

x= (-b +- /— b^2-4ac)/2a

13
Q

what is the discriminant

A

b^2-4ac

14
Q

what to use discriminant for

A

of solutions

15
Q

3 possible outcomes when solving a quadratic function

A

D=0: 1 ratl,

D>0 2 real, D