For f(x)=x and g(x)=x+7, find the following functions. a. (fog)(x); b. (go f)(x); c. (fog)(2); d....

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For f(x)=x and g(x)=x+7, find the following functions. a. (fog)(x); b. (go f)(x); c. (fog)(2); d. (go f)(2) a. (fog)(x)= (Simplify your answer.) b. (gof)(x)= (Simplify your answer.) c. (fog)(2)= (Simplify your answer.) d. (gof)(2)= (Simplify your answer.) For f(x)=x and g(x)=x+7, find the following functions. a. (fog)(x); b. (go f)(x); c. (fog)(2); d. (go f)(2) a. (fog)(x)= (Simplify your answer.) b. (gof)(x)= (Simplify your answer.) c. (fog)(2)= (Simplify your answer.) d. (gof)(2)= (Simplify your answer.)