document.write( "Question 521944: a rectangle plot of ground has an area of 600 square yards. the langth of the plot is 5 yard shorter than three times the width x.
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document.write( "5.Write a quadratic equation in standord for that represents the area os the plot.\r
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document.write( "6.The Length Is ________ yards and the width is_______ yards. \n" );
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Algebra.Com's Answer #346628 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Area = L*W \n" ); document.write( "Area = 660 sq. ft \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Area = 600 sq. yd \n" ); document.write( "Width = x yd \n" ); document.write( "Length =(3x-5 ) \n" ); document.write( "Area =x *(3x-5 ) \n" ); document.write( "600 =3x^2-5x \n" ); document.write( "3x^2-5x -600=0 \n" ); document.write( "Find the roots of the equation by quadratic formula \n" ); document.write( " \n" ); document.write( "a= 3 ,b= -5 ,c= -600 \n" ); document.write( " \n" ); document.write( "b^2-4ac= 25 + 7200 \n" ); document.write( "b^2-4ac= 7225 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "x1=( 5 + 85 )/ 6 \n" ); document.write( "x1= 15 \n" ); document.write( "x2=( 5 -85 ) / 6 \n" ); document.write( "x2= -13.33 Ignore negative value\r \n" ); document.write( "\n" ); document.write( "width = 15 yd \n" ); document.write( "length = 40 yd\r \n" ); document.write( "\n" ); document.write( "check \n" ); document.write( "Area = 15*40 = 600 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |