document.write( "Question 927990: need intercepting points for these two equations: f(x)=-2/315x^2+630 and 4/3x+420
\n" ); document.write( "thnx!
\n" ); document.write( "

Algebra.Com's Answer #563405 by stanbon(75887)\"\" \"About 
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( "
\n" );