document.write( "Question 1178385: if x/y=4y/x=z, then find all possible values of z. \n" ); document.write( "

Algebra.Com's Answer #807611 by ikleyn(53299) $\"\"$ $\"About$

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document.write( "The first equation is\r\n" );
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document.write( "     = ,\r\n" );
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document.write( "and it implies\r\n" );
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document.write( "    x^2 = 4y^2,\r\n" );
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document.write( "or\r\n" );
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document.write( "    x = +/-  = +/- 2y.\r\n" );
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document.write( "Then  EITHER  z =  = 2   OR   z =  = -2.\r\n" );
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document.write( "These two values for z are two possible solutions/answers to the problem.\r\n" );
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