document.write( "Question 849753: what are the x-interceps of y= 6x2 + 18x - 60 \n" ); document.write( "
Algebra.Com's Answer #511716 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Plug in y = 0 and solve for x.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 6x^2 + 18x - 60 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 6(x^2 + 3x - 10)\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "0 = 6(x^2 + 3x - 10) \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0/6 = x^2 + 3x - 10 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0 = x^2 + 3x - 10 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^2 + 3x - 10 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x + 5)(x - 2) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + 5 = 0 or x - 2 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = -5 or x = 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the x-intercepts, as ordered pairs, are: (-5,0) and (2,0) \n" ); document.write( " |