Expand and combine like terms, if possible. Answer without any parentheses and simplify all coefficients completely. $4(x-4)^2+8x-64=$ eTextbook and Media
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Step 1
First, we need to expand the term $(x-4)^2$. We use the formula $(a-b)^2 = a^2 - 2ab + b^2$. Here, $a=x$ and $b=4$. So, $(x-4)^2 = x^2 - 2(x)(4) + 4^2 = x^2 - 8x + 16$. Show more…
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