Melanie is going to invest $45,000 and leave it in an account for 20 years. Assuming the interest is compounded continuously, what interest rate, to the nearest
hundredth of a percent, would be required in order for Melanie to end up with
$142,000?

That one is hard

Step-by-step explanation:

an altitude of 15,000 feet

step-by-step explanation:

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square