beauty1 beauty1

11-10-2014
Mathematics

Answered

how i can do this step by step
If y= (x+3)^2, then (-2x-6)^2

Verified Answer :

konrad509 konrad509

11-10-2014

\((-2x-6)^2=(-2(x+3))^2=(-2)^2\cdot(x+3)^2=4(x+3)^2=4y\)

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