Many Thanks!Quote:

Makexthe subject of y(x^2+a^2)=a^3

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- May 12th 2009, 11:51 AMBabyMiloMake x the subject of y(x^2+a^2)=a^3Quote:

Make*x*the subject of y(x^2+a^2)=a^3

- May 12th 2009, 12:14 PMHallsofIvy
You want to solve for a.

Okay, multiplying the left side, which is the same as . That is a cubic equation and there is a formula for the solution- unfortunately, it is very complicated.

Look at Cubic Formula -- from Wolfram MathWorld - May 12th 2009, 12:21 PMBabyMilo
I appreciate your help! But I am just making x the subject (like rearranging the equation). Many Thanks!

- May 12th 2009, 08:51 PMmr fantastic
- May 12th 2009, 11:56 PMBabyMilo
- May 13th 2009, 02:34 AMmr fantastic