document.write( "Question 377513: suppose that y varies directly as the sqaure root of x, and that y=32 when x=16. What is y when x=50? \n" ); document.write( "
Algebra.Com's Answer #268243 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "*Note: When Quantities vary directly,they are related by the relationship:
\n" ); document.write( " In general:\"y+=+k%2Ax\" k being the constant of proportionality.\r
\n" ); document.write( "\n" ); document.write( "y varies directly as the square root of x
\n" ); document.write( "\"y+=+k%2Asqrt%28x%29\"
\n" ); document.write( " y=32 when x=16
\n" ); document.write( " 32 = k*4
\n" ); document.write( " 8 = k
\n" ); document.write( "What is y when x=50
\n" ); document.write( "\"y+=+8%2Asqrt%2850%29=+8%2Asqrt%2825%2A2%29=+highlight%2840%2Asqrt%282%29%29+\"\r
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