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09-06-2014
Mathematics

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Solve 200(3/2)^(x+2) =700

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09-06-2014

200(3/2)^x+2 = 700
3/2^x + 2 =700/200 = 7/2
log 3/2^x + 2 = log 7/2
x + 2 log 3/2 = log 7/2
x+ 2 = log 7/2/log 3/2
=0.5440/0.1760= 3.0909
x = 3.0909 - 2 = 1.0909

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