miguelmanzano60 miguelmanzano60

13-02-2017
Mathematics

contestada

If y=(x+3)2 then (-2x-6)2 must equal what

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PsychrolutesMarcidus PsychrolutesMarcidus

13-02-2017

y= 2(x+3)
-----
2(-2x-6)
= 2(-3)(x+3)
=-6(x+3)
= -3y

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