SOLUTION: Y varies jointly as x and the square of z. When x=2 and z=4, then y=144. How do I find y when x=4 and z=5?

Algebra ->  Rational-functions -> SOLUTION: Y varies jointly as x and the square of z. When x=2 and z=4, then y=144. How do I find y when x=4 and z=5?      Log On


   

Question 1137138: Y varies jointly as x and the square of z. When x=2 and z=4, then y=144. How do I find y when x=4 and z=5?
Answer by josgarithmetic(39630) About Me  (Show Source):