document.write( "Question 1096075: SOLVE
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document.write( "4x^2 -3x-7=0 \n" );
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Algebra.Com's Answer #710543 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! 4x^2 -3x-7 = 0 \n" ); document.write( ": \n" ); document.write( "factor the polynomial \n" ); document.write( ": \n" ); document.write( "(4x-7) * (x+1) = 0 \n" ); document.write( ": \n" ); document.write( "1) 4x - 7 = 0 \n" ); document.write( ": \n" ); document.write( "4x = 7 \n" ); document.write( ": \n" ); document.write( "x = 7/4 \n" ); document.write( ": \n" ); document.write( "2) x +1 = 0 \n" ); document.write( ": \n" ); document.write( "x = -1 \n" ); document.write( ": \n" ); document.write( "***************************************** \n" ); document.write( "x = 7/4 and x = -1 \n" ); document.write( ": \n" ); document.write( "check our answers \n" ); document.write( ": \n" ); document.write( "1) x = 7/4 \n" ); document.write( ": \n" ); document.write( "4*(7/4)^2 -3*(7/4) -7 = 0 \n" ); document.write( ": \n" ); document.write( "4*49/16 -21/4 -7 = 0 \n" ); document.write( ": \n" ); document.write( "196/16 -84/16 -7 = 0 \n" ); document.write( ": \n" ); document.write( "112/16 -7 = 0 \n" ); document.write( ": \n" ); document.write( "7 - 7 = 0 \n" ); document.write( ": \n" ); document.write( "0 = 0 \n" ); document.write( ": \n" ); document.write( "2) 4*(-1)^2 -3*(-1) -7 = 0 \n" ); document.write( ": \n" ); document.write( "4 +3 -7 = 0 \n" ); document.write( ": \n" ); document.write( "7 - 7 = 0 \n" ); document.write( ": \n" ); document.write( "0 = 0 \n" ); document.write( ": \n" ); document.write( "our answers check :-) \n" ); document.write( "****************************************** \n" ); document.write( ": \n" ); document.write( " |