How much must be deposited at the beginning of each year in an account that pays 4%, compounded annually, so that the account will contain $28,000 at the end of 9 years? (Round your answer to the nearest cent.)

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!