Answer:
B) 7^2 x 7^3
Step-by-step explanation:
B is 7^5 , everything else is 7^4
Answer:
8 years
Step-by-step explanation:
Compound interest formula

A(t) is the final amount 55000
A_0= 40000, r= 4% = 0.04, for quarterly n=4

divide both sides by 40000


Take ln on both sides

divide both sides by ln(1.01)

Divide both sides by 4
t=8.00108
So it takes 8 years
Answer:
5
Step-by-step explanation:
def is similar to abc so the 7.5 side is 1.5x bigger so divide 7.5 by 3 and multiply by 2
-13x + 3 is decreasing and has a negative slope.
T+11 because total would mean add them