Answer:
if so 2130.12548...x^2
Step-by-step explanation:
Answer:
(1)7 (2)9 (3)6
Step-by-step explanation:

(1)The average rate of change between x=2 and x=5

(2)The average rate of change between x=3 and x=6

(3)The average rate of change between x=2 and x=4

Answer:50
Step-by-step explanation:(x+10)+(2x+20)=180
Answer:
3x^3 + 3x^2 - 27x - 27
Step-by-step explanation: