Given that f(x) = x² + 5x, evaluate f(-2).
-6
-14
7
1 answer:
F(x) = x^2 + 5x.......evaluate f(-2).....so sub in -2 everywhere there is an x
f(-2) = -2^2 + 5(-2)
f(-2) = 4 - 10
f(-2) = -6 <==
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