sum, difference, and product of two functions

Question

suppose that the functions f and g are defined for all real numbers x as follows.

f(x)=3x^2

g(x)=x+4

 

(g - f)(x) = ____

(g + f)(x) = ____

(g * f)(2) = ____ 

 

Thanks! :D 

Answer 1

Good for you, Philip. It's time for the student to get to work. You and her textbook and her teacher have explained the topic. It's your turn, Peg.