document.write( "Question 186964: Solve. 2x2 – 7x – 2 = 0 \n" ); document.write( "
Algebra.Com's Answer #140140 by uday1435(57) You can put this solution on YOUR website! Comparing with the general equation ax^2 + bx + c = 0 \n" ); document.write( "We have a = 2, b = - 7 and c = - 2 \n" ); document.write( "Solutions are x = [7 + √(49+16)]/2 and [7 -√(49+16)]/2 \n" ); document.write( "That is (7 + √65)/2 and (7 - √65)/2\r \n" ); document.write( "\n" ); document.write( "In decimals the answers are x = 7.53 or - 0.53 \n" ); document.write( " \n" ); document.write( " |