3^(3x+5) = 5

Thgis is precalc review for my calc class... I think I have to take the log of both sides and then the exponent goes out front or something like that but I'm stuck.

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- September 25th 2009, 03:03 PMkatekateExponential Equation
3^(3x+5) = 5

Thgis is precalc review for my calc class... I think I have to take the log of both sides and then the exponent goes out front or something like that but I'm stuck. - September 25th 2009, 03:37 PMpickslides

using

then

Can you solve it from here? - September 25th 2009, 03:43 PMkatekate
Yes, but only with a calculator and converting to decimals. I don't really have the theory down.

- September 25th 2009, 04:35 PMskeeter
- September 25th 2009, 04:53 PMkatekate
yeah but with decimals again if that makes a difference.