Dan what a computer for $900 the value of the computer you depreciates at a rate of 18% each year write a function to model the Balue of the computer after X years of ownership

Ineed if you could explain and give me the answer you! this needs done

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

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