TheUnknownGod TheUnknownGod

06-08-2017
Mathematics

contestada

if f(x) = 3x - 2 then f (8) - f(-5)=

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06-08-2017

f(8) = 3(8) - 2 = 22
f(-5) = 3(-5) - 2 = -17
so....
f(8) - f(-5) = 22 - -17 = 39

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