document.write( "Question 388683: Please help me solve this\r
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\n" ); document.write( "\n" ); document.write( "Which equation does not represent y as a function of x? \r
\n" ); document.write( "\n" ); document.write( " -7y = 2 \r
\n" ); document.write( "\n" ); document.write( " 6x = -8y \r
\n" ); document.write( "\n" ); document.write( " 5y^2 + 2x = -4 \r
\n" ); document.write( "\n" ); document.write( " 4x^2 + 9y = -8 \r
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Algebra.Com's Answer #275054 by jim_thompson5910(35256) $\"\"$ $\"About$

You can put this solution on YOUR website!
If you solve for y on $\"5y%5E2+%2B+2x+=+-4+\"$ , you'll find that you'll get a plus/minus when taking the square root (to isolate y). Since this generates two equations, this means that $\"5y%5E2+%2B+2x+=+-4+\"$ is NOT a function of x.\r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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\n" ); document.write( "\n" ); document.write( "Also, feel free to check out my tutoring website\r
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\n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( "

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