f(x) = x2 - 4x evaluated at p+5
We need to substitute p+5 in the function for x
f(p+5) = (p+5)2 - 4(p+5)
expanding
f(p+5) = p2+10p+25 - 4p - 20
combining terms
f(p+5) = p2+6p+5
Hope this helps
Moin K.
asked 12/24/15
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