3 years ago

Find f(-6) for f(x) = x² - 4x + 5. Be sure to show your work.

Mathematics

1 answer:

Marina86 [1]3 years ago

4 0

substitute $-6$ in the equation:

$f(x)=x^{2} -4x+5,\\f(-6)=(-6)^{2} -4(-6)+5\\f(-6)=36+24+5\\f(-6)=\boxed{65}$

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