document.write( "Question 1056245: For the following problem, y varies directly as the square of x.\r
\n" ); document.write( "\n" ); document.write( "If y = 50 when x = 5, find y when x is 9.
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Algebra.Com's Answer #671413 by Boreal(15235)\"\" \"About 
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y=kx^2
\n" ); document.write( "50=k^25, , so k=2
\n" ); document.write( "y=2x^2, and when x=9, x^2=81, and y=162.
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