Answer:
The interest is $1512 and the amount is $1519.
Step-by-step explanation:
: Convert interest rate of 7200% per month into a rate per year. Then Convert 3 months into years. Next Find an interest by using the formula, where I interest, P is total principal, i is the rate of interest per year, and t is the total time in years. Lastly, Find an amount by using the formula.

Now, If the exponent was negative like you asked....
Answer:
13
Step-by-step explanation:
Since x is squared, the inverse operation would be square root. So, the square root of 169 is 13.
The slope is 6 hope this help