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f(x) = x + 2g(x) = 3x2 – 5Find (f.g)(x).O A. (fºg)(x) = 3x3 + 10B. (f.g)(x) = 3x3 – 10c. (fºg)(x) = 3x3 + 6x2 – 5x – 10O D. (f.g)(x) = 3x3 + 6x2 + 5x + 10SUBMIT
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f(x) = x + 2g(x) = 3x2 – 5Find (f.g)(x).O A. (fºg)(x) = 3x3 + 10B. (f.g)(x) = 3x3 – 10c. (fºg)(x) = 3x3 + 6x2 – 5x – 10O D. (f.g)(x) = 3x3 + 6x2 + 5x + 10SUBMIT

User Mateo
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1 Answer

3 votes

(f\circ g)(x)=f(g(x))=f(3x^2-5)
=3x^2-5+2=3x^2-3

then the answer will be


=3x^2-3

User AllanLRH
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