Solving equations - When to take logarithms?

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dcgirl16

How do i know when to take the ln of both sides to solve an equation for example would i for y=10^(1-x)-(1-x)^10

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olgranpappy

you try it and see if it works

Gib Z

If theirs an 'e' on either side and you want to get rid of it, ie you have e^x and you only want x.

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