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OpenStudy (anonymous):
If f (x)= |x+8| , find f (-11) (points: 1) A. -3 B. 3 C. -19 D. 19 Help? Please? :)
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OpenStudy (adamaero):
just plug -11 in for x what do you get?
OpenStudy (adamaero):
|these bars| mean absolute value of that number
OpenStudy (anonymous):
f(x) = | x + 8| f(-11) = | -11 + 8 | f(-11) = |-3| since || means absolute value it is f(-11) = 3 so B
OpenStudy (adamaero):
@shinebrightlikeadimon next time, don't give out answers please little to no learning occurs
OpenStudy (anonymous):
oh sorry i gave him the steps so he can follow along
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