Quadratic Functions Review Worksheets With Answer Key Page 10

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ID: A
2. ANS:
y = −3x
+ 12x − 10
2
Ê
ˆ
= −3 x
− 4x
˜ ˜ ˜ − 10
Á Á Á
2
Ë
¯
= −3(x
− 4x + 4 − 4) − 10
2
= −3((x
− 4x + 4) − 4) − 10
2
= −3((x − 2)
− 4) − 10
2
= −3(x − 2)
+ 12 − 10
2
= −3(x − 2)
+ 2
2
PTS: 1
DIF: Average
OBJ: Section 3.3
NAT: RF 4
TOP: Completing the Square
KEY: standard to vertex form
3

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