3 years ago

Given that ƒ(x) = x² + 4x, evaluate ƒ(-2)

Mathematics

2 answers:

mafiozo [28]3 years ago

7 0

$f(x)= x^{2} +4x \\ f(-2)= (-2)^{2} +4(-2) \\ =4-8 \\ =-4$

Amiraneli [1.4K]3 years ago

3 0

F(-2)=(-2)2+4(-2)
4-8
-4

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