SOLUTION: what i mean is how i solve this without a calculator, because i dont know how to solve for X on the equation {{{X=Y^(a/b)}}} so what do i do, I know that X=3 when the equation is {

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: what i mean is how i solve this without a calculator, because i dont know how to solve for X on the equation {{{X=Y^(a/b)}}} so what do i do, I know that X=3 when the equation is {      Log On

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Question 193213: what i mean is how i solve this without a calculator, because i dont know how to solve for X on the equation X=Y%5E%28a%2Fb%29 so what do i do, I know that X=3 when the equation is X=9%5E%281%2F2%29 but i need to know why
Answer by jim_thompson5910(21685) About Me  (Show Source):
You can put this solution on YOUR website!
It turns out that anything raised to the one half power is equivalent to taking the square root.

In other words


So...




So the solution is x=3