A computer store buys a computer system at a cost of $463.20. The selling price was first at $772 , but then the store advertised a 40% markdown on the system. Answer parts a and b. A. find the current sale price
B. members of the store's loyalty club get an additional 40% off their computer purchases. How much do club members pay for the computer with their discount?

investment b is an ordinary annuity with $3,909.64 in the account after one year.

step-by-step explanation:

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

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