algebra
posted by confused .
Given f(x) = 5x2 – 3x + 1, find f(–2).
so would this be 5(2*2) 3(2)+1
answer being 15
not correct
(I assume looking at your substitution that the first term is 5x^2 or 5x²)
f(x) = 5x^2 – 3x + 1
f(2) = 5(2)^2  3(2) + 1
=5(4) + 6 + 1
=27
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