09-06-2017
Mathematics

contestada

let f(x)= 12/4x+2 find f(-1)

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Floki22 Floki22

12-06-2017

f(x) = 12/(4x+2)

x = -1

f(-1) = 12 / [4(-1)+2]

f(-1) = 12 / (-4+2)

f(-1) = 12 / -2

f(-1) = -6

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