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Mathematics 16 Online
OpenStudy (red_devil822):

The cost of a newsletter subscription is $20 per year. The cost is expected to increase 10% each year. Which expression can be used to find the cost n years from now? What will the expected cost be in 3 years? A) 20(1.1)(n - 1) ; $24.20 B) 20(1.1)n ; $26.62 C) 20(1.1)(n + 1) ; $29.28 Eliminate D) 20(1.1)(n + 2) ; $32.21

OpenStudy (red_devil822):

dont worry about eliminate

OpenStudy (red_devil822):

please help

OpenStudy (red_devil822):

pleas sombody help!!!!!!! i dontknow what to do!!!!!!!!!!!!!!!

OpenStudy (photon336):

the cost increases every year by 10%, each year because if we have say 20.00 right 10% of 20 is 0.10*20 = 2 dollars so after 1 year the price will be 22 dollars * 0.10 = 2.2 year 2 24.2*0.10 = 2.42 26.62 \[24.2*(1.10)^{n}\]

OpenStudy (red_devil822):

thank you for replying

OpenStudy (red_devil822):

so d

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