document.write( "Question 38454This question is from textbook beginning Algebra
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document.write( ": #16 find the slope of any line perpendicular to the line through (0,5) and (-3,-4) \r
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Algebra.Com's Answer #24055 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! The slope of the line connecting these points is m... \n" ); document.write( "m = (y2 - y1) / (x2 - x1) \n" ); document.write( "m = (-4 - 5) / (-3 - 0) \n" ); document.write( "m = -9 / -3 \n" ); document.write( "m = 3 \n" ); document.write( "A line perpendicular to this has a slope that is the negative reciprocal of 3. \n" ); document.write( "So the perpendicular line has a slope of -1/3. \n" ); document.write( " |