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11-06-2018
Mathematics

contestada

Evaluate

f(x)=8(2)^x

x=-3

Respuesta :

AnimeBrainly AnimeBrainly

11-06-2018

Plug in -3 for x

f(-3) = 8(2^-3)

2^-3 = 1/2^3 = 1/6

f(-3) = 8(1/6)

f(-3) = 8/6

Simplify. Divide 2 from both numerator and denominator

f(-3) = (8/6)/(2/2)
f(-3) = 4/3

f(-3) = 4/3 , or 1 1/3

hope this helps

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