document.write( "Question 687866:
\n" ); document.write( " Which of the following functions represents a direct variation?
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\n" ); document.write( " y = x2
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\n" ); document.write( " y = -8x
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\n" ); document.write( " y =-2/x
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\n" ); document.write( " y = x3\r
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Algebra.Com's Answer #425364 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Which of the following functions represents a direct variation?
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\n" ); document.write( "Definition of Direct Variation:
\n" ); document.write( "In mathematics, two quantities are said to be proportional if they vary in such a way that one of the quantities is a constant multiple...
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\n" ); document.write( "\n" ); document.write( "y = x^2----No\r
\n" ); document.write( "\n" ); document.write( "y = -8x----Yes\r
\n" ); document.write( "\n" ); document.write( "y = -2/x----No\r
\n" ); document.write( "\n" ); document.write( "y = x^3-----No
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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