document.write( "Question 1128252: Use the given information to find the unknown value.
\n" ); document.write( "y varies jointly as the square of x and the square root of z. When x = 2 and z = 9, then y = 48.
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Algebra.Com's Answer #744727 by MathTherapy(10552)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Use the given information to find the unknown value.
\n" ); document.write( "y varies jointly as the square of x and the square root of z. When x = 2 and z = 9, then y = 48.
\n" ); document.write( "Find y when x = 3 and z = 16.
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Correct answer: \"highlight_green%28matrix%281%2C3%2C+y%2C+%22=%22%2C+144%29%29\" 
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document.write( "This will NOT give you the right answer: \"cross%28y=kx%2Asqrt%28z%29%29\"\r
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document.write( "\"cross%28k=y%2Fx%28sqrt%28z%29%29%29\"\r
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document.write( "The rest is done  by substitution. \n" );
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