nabilarizwan0987 nabilarizwan0987 26-10-2022 Mathematics Answered If f(x)=x²+5 and g(x)=3x, find a. (f + g)(x) b. (f-g)(x) C. (f . g)(x) d. (f/g)(x). a. (f + g)(x)=______. (Simplify your answer.)