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- Jan 24th 2010, 07:59 AM #1

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- Jan 24th 2010, 08:01 AM #2

- Jan 24th 2010, 08:12 AM #3
To solve this first, take this as a normal quadratic.

If we replace with , we get:

Solving this for gives you .

If we replace with , we get the following two equations to solve:

and

.

You then need to solve these for x.

Have you worked with logs at all? For example, , this is the same as . Does this ring any bells?

- Jan 24th 2010, 07:40 PM #4

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- Jan 24th 2010, 10:42 PM #5