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Mathematics 11 Online
OpenStudy (anonymous):

An electronic game manufacturer that produces a new product estimated that annual sales will be 8,000 units. Each year 10% of the units have been sold stop working. Therefore, 8,000 units will be in use after one year, {8000 + 0.9 (8000)} units will be in use after two years, and so on. How many units will be in use after n years?. Please help!

OpenStudy (anonymous):

i dont get it

OpenStudy (amistre64):

its a geometric sum ....

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