Determine if the expression is a perfect square and if it is, factor it.
a2 – 8a – 16
(4a + 1)2
(a + 4)(a – 4)
(a – 4)(a – 4)
not a perfect square
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OHHH i see mot a perfect square because of -16
A perfect square must have a positive number at the end
that above equals
what do you think? @jagr2713
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but @ninowletonzalez06 so we plug it in (a+b)^2 and get
a^2 -8a + 16 = (a -4)^2
So you get it?
So you get it ?
What are you stuck on. i barely get myself but i can explain some :D
how to determine if it is a perfect square, and if it is i need to factor it?
so it is D?
Well to be a perfect square then the end must be positive
and D is correct :D