Mathematics: For f(x)=2x^2+1 and g(x)= x^2-7, find (f+g)(x) a. x^2-6 b. x^2+8 c. 3x^2-6 d. 3x^2+8

For f(x)=2x^2+1 and g(x)= x^2-7, find (f+g)(x) a. - id22127353356, brianaponds01ow1c2g

Ответ:

christpress0

10.03.2022

$f(x)=2x^2+1;\ g(x)=x^2-7\\\\(f+g)(x)=f(x)+g(x)=(2x^2+1)+(x^2-7)\\\\=2x^2+1+x^2-7=(2x^2+x^2)+(1-7)\\\\\ \boxed{C.\ 3x^2-6}$

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Ответ:

madmar

21.07.2022

Mathematics

5 i think

Step-by-step explanation:

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For f(x)=2x^2+1 and g(x)= x^2-7, find (f+g)(x) a. x^2-6 b. x^2+8 c. 3x^2-6 d. 3x^2+8

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