22chama 22chama

23-09-2020
Mathematics

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For f(x) =2x+1 and g(x)=x^2-7 find (f o g) (x)

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unicorn3125 unicorn3125

24-09-2020

Answer:

(f o g) (x) = 2x² - 13

Step-by-step explanation:

f(x) =2x+1 and g(x)=x²-7

(f o g) (x) = f [g(x)] = 2[g(x)] + 1 = 2(x²-7) + 1 = 2x² - 14 + 1 = 2x² - 13

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