# math

calculate the present value AND the compound interest for this investment, round to the nearest cent...\$20.000 with a nominal rate of 14% for 30 months ( semiannually)

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1. P = Po(1+r)^n

r = (14%/2)/100% = 0.07 = Semi-annual %
rate expressed as a decimal.

n = 2comp./yr. * 2.5yrs. = 5 Compounding
periods.

P = Po(1+0.07)^5 = \$20,000
Po = 20000/1.07^5 = \$14,259.72

I=P-Po = 20,000 - 14,259.72 = \$5,740.28

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