document.write( "Question 124435: \r
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document.write( "Solve by using the quadratic formula - (x-3)(x+2)=5 \n" );
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Algebra.Com's Answer #91201 by checkley71(8403) ![]() You can put this solution on YOUR website! -(X-3)(X+2)=5 \n" ); document.write( "-(X^2-3X+2X-6)=5 \n" ); document.write( "-(X^2-X-6)-5=0 \n" ); document.write( "-X^2+X+1=0 \n" ); document.write( "X^2-X-1=0 \n" ); document.write( "X=(1+-SQRT[1^2-4*1*-1])/2*1 \n" ); document.write( "X=(1+-SQRT[1+4])/2 \n" ); document.write( "X=(1+-SQRT5)/2 \n" ); document.write( "X=(1+-2.236)/2 \n" ); document.write( "X=(1+2.236)/2 \n" ); document.write( "X=3.236/2 \n" ); document.write( "X=1.618 ANSWER. \n" ); document.write( "X=(1-2.236)/2 \n" ); document.write( "X=-1.236)/2 \n" ); document.write( "X=-.618 ANSWER.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |