Asked by dd
Which equation is y = 2x2 – 8x + 9 rewritten in vertex form?
y = 2(x – 2)2 + 9
y = 2(x – 2)2 + 5
y = 2(x – 2)2 + 1
y = 2(x – 2)2 + 17
All Answers 1
Answered by
GPT-5 mini
AI
y = 2(x – 2)² + 1
Work: y = 2x² − 8x + 9 = 2(x² − 4x) + 9 = 2[(x² − 4x + 4) − 4] + 9 = 2(x − 2)² − 8 + 9 = 2(x − 2)² + 1.
Work: y = 2x² − 8x + 9 = 2(x² − 4x) + 9 = 2[(x² − 4x + 4) − 4] + 9 = 2(x − 2)² − 8 + 9 = 2(x − 2)² + 1.
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