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How do you Rewrite f(x) = −(x + 3)2 − 1 from vertex form to standard form?
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How do you Rewrite f(x) = −(x + 3)2 − 1 from vertex form to standard form?

User Torie
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1 Answer

2 votes
expand it

-(x+3)^2-1
-(x+3)(x+3)-1
-1(x^2+3x+3x+9)-1
-1(x^2+6x+9)-1
-x^2-9x-9-1
-x^2-9x-10

f(x)=-x^2-9x-10
User Dicky Tsang
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