SOLUTION: simplify the following expressions, writing each in simpliest radical form with no square roots in the denominator. All variables represent non- negative reals. square root of

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: simplify the following expressions, writing each in simpliest radical form with no square roots in the denominator. All variables represent non- negative reals. square root of       Log On


   



Question 205043: simplify the following expressions, writing each in simpliest radical form with no square roots in the denominator. All variables represent non- negative reals.
square root of 21x over
square root of 12y

Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify:
%28sqrt%2821x%29%29%2Fsqrt%2812y%29 Multiply this by:sqrt%2812y%29%2Fsqrt%2812y%29
sqrt%2821x%29%2Asqrt%2812y%29%2F12y Simplify the numerator.
sqrt%2821%2A12%2Ax%2Ay%29%2F12y+=+sqrt%28252xy%29%2F12y=sqrt%2836%2A7xy%29%2F12y+=+6sqrt%287xy%29%2F12y = highlight%28sqrt%287%29%2F2y%29