Liam invests $5,000 in an account that pays 2.5% compound interest annually. he uses the expression p(1+r)t to find the total value of the account after t years. what will be the total value of the account after 3 years?

The final balance is $5,389.

The total compound interest is $389.

Step-by-step explanation:

maximum area is 9 square units

Step-by-step explanation:

area equation is

find the derivative of the area equation and equate to 0

take the derivative and  equate to 0

Use this x value to evaluate the function  

= -(3-3)^2 +9

=0+9

=9 square units (this is the maximum area)