x should = 3 or -5.

thanks!

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- Nov 19th 2009, 05:38 AMBabyMiloSolve for x

x should = 3 or -5.

thanks! - Nov 19th 2009, 05:50 AMStuck Man
Move -x to the rhs. Cube the rhs and remove the cube root on the lhs. You will probably know how to solve it from there.

- Nov 19th 2009, 05:56 AMBabyMilo
- Nov 19th 2009, 06:01 AMStuck Man
No, cube all of the rhs together. You have effectively done that to the lhs.

- Nov 19th 2009, 06:04 AMBabyMilo
- Nov 19th 2009, 06:09 AMBabyMilo
Worked it out thanks. common mistake. THanks

- Nov 19th 2009, 06:11 AMStuck Man
Yes. You can't break up the value and then raise the parts to a power.