If f(x) = 2x2 + 3 and g(x) = x2 – 7, find (f + g)(x).

B.3x2 - 4

Step-by-step explanation:

(f+g)(x) ➡ f(x) +g(x)

add up the functions

2x2 + 3 + x2 - 7 = 3x2 - 4

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.