document.write( "Question 595095: Write the equation of a line that passes through the 2 points (3,4) and (1,-2)\r
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document.write( "3,4 2/6= m=1/3 y-4=1/3(x-3)
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document.write( "1,-2 y-4=1/3x-1
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document.write( " +4 +4
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document.write( " y=1/3x+3 Is this the correct answer??? \n" );
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Algebra.Com's Answer #377003 by mananth(16946) You can put this solution on YOUR website! x1 y1 x2 y2 \n" ); document.write( "3 4 1 -2 \n" ); document.write( " \n" ); document.write( "slope m = (y2-y1)/(x2-x1) \n" ); document.write( "( -2 - 4 )/( 1 - 3 \n" ); document.write( "( -6 / -2 ) \n" ); document.write( "m= 3 \n" ); document.write( "The required line passes through both the points. So we select one point and plug it with the slope \n" ); document.write( "Plug value of the slope and point ( 3 , 4 ) in \n" ); document.write( "Y = m x + b \n" ); document.write( "4.00 = 3 * 3 + b \n" ); document.write( "4.00 = 9 + b \n" ); document.write( "b= 4 + -5 \n" ); document.write( "b= 9 \n" ); document.write( "So the equation will be \n" ); document.write( "Y = 3 x -5 \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |