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Show me your steps on this problem, and your final answer.

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asked Dec 20, 2017 in ALGEBRA 1 by anonymous
reshown Dec 20, 2017 by bradely

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The function is f(x) = x^2 - x

Substitute x = -4 in above function.

f(-4) = (-4)^2 - (-4)

= 16 + 4

= 20

Hence, f(-4) = 20.

answered Dec 21, 2017 by homeworkhelp Mentor