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18-09-2018
Mathematics

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Help math beats me up in dark alleys

Help math beats me up in dark alleys class=

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musiclover10045 musiclover10045

18-09-2018

Replace x with 3:

f(x) = 20(0.5)^x

f(3) = 20(0.5)^3

First do 0.5^3 = 0.125

Now multiply that by 20:

20 x 0.125 = 2.5

f(3) = 2.5

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