chasewickham4113 chasewickham4113

18-01-2022
Mathematics

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Given f(x) = x − 7 and g(x) = x2. Find g(f(4)). G(f(4)) =.

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hf0028321 hf0028321

20-01-2022

Answer:

[tex]g(f(x)) = gof(x) =( x - 7)^{2} \\ = {x}^{2} - 14x + 49 \\ g(f(4) )\times g(f(4)) = (4^{2} - 14 \times 4 + 49 )\times( 4 ^{2} - 14 \times 4 + 49) \\ = 9 \times 9 \\ = 81[/tex]

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