Which equation is y = 9x2 + 9x – 1 rewritten in vertex form? y = 9 (x + one-half) squared minus thirteen-fourths y = 9 (x + one-half) squared minus 1 y = 9 (x + one-half) squared + five-fourths y = 9 (x

asked Oct 5, 2021 92.8k views

1 vote

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4 votes

Answer:

y = 9 (x + one-half) squared minus thirteen-fourths

Explanation:

i hope

Soren answered Oct 6, 2021

by Soren

4.9k points

5 votes

Answer:

It's A.

Explanation:

Tyler Jensen answered Oct 12, 2021

4.9k points

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