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16-09-2020
Mathematics

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Consider f(x)=x+7 and g(x)=x^2-1 Part A: Find (f(g(x))) Part B: Find (g(f(x)))

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meredith48034 meredith48034

16-09-2020

Answer:

Step-by-step explanation:

f(x) = x + 7

g(x) = x^2 - 1

Part A: f(x^2 - 1) = x^2 - 1 + 7 = x^2 + 6

Part B: g(x+7) = (x + 7)^2 - 1 = x^2 + 14x + 49 - 1 = x^2 + 14x + 48

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