Friday, May 3, 2013

Solve the following exponential equation 2^(x+1)/ 5^x = 3


2%5E%28x%2B1%29%2F+5%5Ex+=+3
%282%2A2%5Ex%29%2F5%5Ex=3
%282%2F5%29%5Ex=3%2F2

log%28%282%2F5%29%5Ex%29=log%283%2F2%29
x=%28log3-log2%29%2F%28log2-log5%29

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