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Express 3+4x-x^2 in the form y=p-(q-x)^2
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5 votes
Express 3+4x-x^2 in the form y=p-(q-x)^2

User Wahmal
by
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2 Answers

3 votes
The answers gonna be y=7-(x-2)^2
User Shawnda
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4.8k points
5 votes
This is my way of doing it...
Rearrange the equation to -x^2+4x+3
Then -(x^2 - 4x) + 3
-[(x-2)^2 - 4] +3
-[(x-2)^2] +4+3
-(x-2)^2 + 7

final answer : y=7-(x-2)^2
User IVerzin
by
6.2k points
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