Homework Help: Algebra 2

Posted by Andrew on Friday, April 30, 2010 at 7:53pm.

Find the solution of the exponential form in terms of logarithms

2^(2x+13) = 3^(x-45)

Algebra 2 - Reiny, Friday, April 30, 2010 at 8:19pm
(2x+13) log 2 = (x -45) log 3
2x(log2 + 13log2 = x(log3) - 45log3
2x(log2) - x(log3) = -45log3 - 13log2
x(2log2 - log3) = -45log3 - 13log2
x = (-45log3 - 13log2)/(2log2 - log3)
x = -203.17
Algebra 2 - jasmine, Saturday, May 1, 2010 at 4:44pm
4e^x=91
Algebra 2 - Anonymous, Tuesday, May 11, 2010 at 12:33pm
2lnx-2+lny+.25lny

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