Hey guys, I was going over a study guide my teacher gave me for an upcoming test, and couldn't get one of the problems:

Use common logarithms to solve for x in terms of y:

Any help is appreciated. Thank You.

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- Jan 31st 2011, 04:18 PMrtblueSolving for x using Logarithms
Hey guys, I was going over a study guide my teacher gave me for an upcoming test, and couldn't get one of the problems:

Use common logarithms to solve for x in terms of y:

Any help is appreciated. Thank You. - Jan 31st 2011, 04:45 PMtopsquark
Let me start you off with one method. Let z = 10^x. Then your equation reads

y = (1/2)*(z + [1/z])

Can you solve this for z?

-Dan - Jan 31st 2011, 04:57 PMrtblue
Thanks, I can take it from here.