# algebra

factor completely. remember to look first for a common factor. if a polynomial is prime,state this
-4t^2+64

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asked by ROCKY
1. -4t^2+64
Hint:
write it as
-(4t^2-64)
=-((2t)^2-8^2)
and use the difference of two squares
(a^2-b^2)=(a+b)(a-b)

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