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**csdaly****Member**- Registered: 2012-10-30
- Posts: 1

In the exponential function a^x=b (a to the power x equals b), can I reduce this to x=? (what would x equal)?

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,727

Hi;

Take the ln of both sides.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

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