document.write( "Question 370377: x+2x^1/2-15=0\r
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document.write( "How is this solve by first writing it as a quadratic equation? \n" );
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Algebra.Com's Answer #263998 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! It's a quadratic in x^1/2 \n" ); document.write( "Sub y for x^1/2 \n" ); document.write( "--> y^2 + 2y - 15 = 0 \n" ); document.write( " \n" ); document.write( " |