Solve

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- July 22nd 2010, 10:07 AMsashikanthSolving an equation in powers of 10
Solve

- July 22nd 2010, 11:15 AMeumyang

Multiply both sides by :

Let :

Quadratic formula on w:

Substitute back :

We can ignore 1 - sqrt(11) because it's negative. Moving on:

- July 23rd 2010, 05:16 AMsashikanth
Thank you so much! I had tried everything except this. :)