document.write( "Question 986161: Find the values of a, b, and c such that the equation y = ax2 + bx + c has ordered pair solutions (-1, -4), (2, -7) and (3, 0)\r
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document.write( "this is just a pretest \n" );
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Algebra.Com's Answer #606960 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the values of a, b, and c such that the equation y = ax2 + bx + c has ordered pair solutions (-1, -4), (2, -7) and (3, 0) \n" ); document.write( "this is just a pretest \n" ); document.write( "------ \n" ); document.write( "Form:: ax^2 + bx + c = y \n" ); document.write( "Solve for a,b, and c using the 3 pairs:: \n" ); document.write( "a - b + c = -4 \n" ); document.write( "4a +2b + c = -7 \n" ); document.write( "9a +3b + c = 0 \n" ); document.write( "---------------------- \n" ); document.write( "Using any method you know solve for a, b, and c:: \n" ); document.write( "Ans:: \n" ); document.write( "a = 2 ; b = -3 ; c = -9 \n" ); document.write( "----- \n" ); document.write( "Equation: \n" ); document.write( "y = 2x^2 -3x - 9 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "--------------- \n" ); document.write( " |