document.write( "Question 317294: find the x and y intercepts for the following equation:
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document.write( "f(x)=x^2-4x+2 \n" );
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Algebra.Com's Answer #227159 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! f(x)=x^2-4x+2\r \n" ); document.write( "\n" ); document.write( "To find the x-intercept, let y = 0 and solve for x.\r \n" ); document.write( "\n" ); document.write( "NOTE: f(x) = y and vice-versa.\r \n" ); document.write( "\n" ); document.write( "0 = x^2 - 4x + 2\r \n" ); document.write( "\n" ); document.write( "After doing the math using the quadratic formula, I got x = [2 + sqrt{2}] and \n" ); document.write( "x = [2 - sqrt{2}].\r \n" ); document.write( "\n" ); document.write( "To find the y-intercept, let x = 0 and solve for y.\r \n" ); document.write( "\n" ); document.write( "y = (0)^2 - 4(0) + 2\r \n" ); document.write( "\n" ); document.write( "y = 0 - 0 + 2\r \n" ); document.write( "\n" ); document.write( "y = 2\r \n" ); document.write( "\n" ); document.write( "Done!\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |