SOLUTION: 88=0.2x^3/2 Solve for x and round. Im trying to figure out how to isolate x and then how to solve for x.

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: 88=0.2x^3/2 Solve for x and round. Im trying to figure out how to isolate x and then how to solve for x.      Log On


   

Question 1067442: 88=0.2x^3/2
Solve for x and round. Im trying to figure out how to isolate x and then how to solve for x.
Found 2 solutions by CubeyThePenguin, MathTherapy:
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
88 = 0.2x^3/2
176 = 0.2x^3
880 = x^3

x = 2cbrt(110)

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

88=0.2x^3/2
Solve for x and round. Im trying to figure out how to isolate x and then how to solve for x.
You need to use parentheses, but I believe this should be: matrix%281%2C3%2C+88%2C+%22=%22%2C+matrix%282%2C1%2C+%22+%22%2C+.2x%5E%283%2F2%29%29%29   

If so, we'll have:      highlight_green%28matrix%281%2C3%2C+57.84979%2C+%22=%22%2C+x%29%29