SOLUTION: If g(x) = 3x - 8, find g[g(-4)]. Thanks
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Question 42548
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If g(x) = 3x - 8, find g[g(-4)].
Thanks
Found 2 solutions by
fractalier, Nate
:
Answer by
fractalier(6550)
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g(g(-4)) = g(3(-4) - 8) = g(-20) = 3(-20) - 8 = -68
Answer by
Nate(3500)
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g(x) = 3x - 8
[g o g] = 3(3x - 8) - 8 = 9x - 32
g[g(-4)] = 9x - 32 = 9(-4) - 32 = -36 - 32 = -68