document.write( "Question 927990: need intercepting points for these two equations: f(x)=-2/315x^2+630 and 4/3x+420
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document.write( "thnx! \n" );
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Algebra.Com's Answer #563405 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! need intercepting points for these two equations: \n" ); document.write( "f(x)=-2/315x^2+630 and 4/3x+420 \n" ); document.write( "-------- \n" ); document.write( "Solve:: \n" ); document.write( "(-2/315)x^2 + 630 = (4/3)x + 420 \n" ); document.write( "----- \n" ); document.write( "(-2/315)x^2 - (4/3)x + 210 = 0 \n" ); document.write( "------- \n" ); document.write( "I graphed it and found these Real Number solutions:: \n" ); document.write( "x = 105 and x = -315 \n" ); document.write( "======================== \n" ); document.write( "When x = 105, y = (-2/315)105^2 + 630 = 560 \n" ); document.write( "When x = -315, y = (-2/315)315^2 + 630 = 0 \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------------------- \n" ); document.write( " |