document.write( "Question 1016028: Find the equation of the line using the point-slope formula. Write the final equation using the slope-intercept form.
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document.write( "perpendicular to \r
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document.write( "3y = x − 4
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document.write( " and passes through the point \r
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document.write( "(−2, 1)
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document.write( " \r
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document.write( "c
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Algebra.Com's Answer #632464 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3 y = 1 x -4 \n" ); document.write( "Divide by 3 \n" ); document.write( " y = 1/ 3 x + -1 1/3 \n" ); document.write( "Compare this equation with y=mx+b, m= slope & b= y intercept \n" ); document.write( "slope m = 1/3 \n" ); document.write( " \n" ); document.write( "The slope of a line perpendicular to the above line will be the negative reciprocal -3 \n" ); document.write( "Because m1*m2 =-1 \n" ); document.write( "The slope of the required line will be -3 \n" ); document.write( " \n" ); document.write( "m= -3 ,point ( -2 , 1 ) \n" ); document.write( "Find b by plugging the values of m & the point in \n" ); document.write( "y=mx+b \n" ); document.write( "1 = 6 + b \n" ); document.write( "b= -5 \n" ); document.write( "m= -3 \n" ); document.write( "The required equation is y = -3 x -5 \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |