The answer is c i hope this help you out.
Answer:
60 in²
Step-by-step explanation:
Area = base × height
= 15×4 = 60in²
Answer:
It will take 55 years for the account value to reach 38200 dollars
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E are the earnings, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
.
In this problem, we ahve that:

So
First we find how much we have to earn in interest.
.


How much time to earn this interest?




Rounding up
It will take 55 years for the account value to reach 38200 dollars
Answer:
f(x) = 2 ( x + 7/4)2 - 25/8
Step-by-step explanation:
the horizontal tangent line mean y'=0
8 - 2x = 0
x = 4