Answer:

Step-by-step explanation:
<u>Compound Interest</u>
This is a well-know problem were we want to calculate the regular payment R needed to pay a principal P in n periods with a known rate of interest i.
The present value PV or the principal can be calculated with

Solving for R

Where Fa is computed by

We'll use the provided values but we need to convert them first to monthly payments




Thus, each payment is


Answer:
Just took the test, its B
Step-by-step explanation:
Domain is the values of x. x is from -5 to 7, it includes -5 ([ ] is the include symbol, but doesn't include 7, so C is the answer