document.write( "Question 886504: write an equation for the parabola with vertex (-2,3) and the y-intercept -1
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Algebra.Com's Answer #535945 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! write an equation for the parabola with vertex (-2,3) and the y-intercept -1 \n" ); document.write( "-------------- \n" ); document.write( "Form: y = mx+b \n" ); document.write( "Using (-2,3) you get: 3 = -2m+b \n" ); document.write( "Using (0,-1) you get b = -1 \n" ); document.write( "---- \n" ); document.write( "Solve for \"m\": \n" ); document.write( "3 = -2m-1 \n" ); document.write( "2m = -4 \n" ); document.write( "m = -2 \n" ); document.write( "----- \n" ); document.write( "Equation: \n" ); document.write( "y = -2x -1 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |