document.write( "Question 777780: If the slope of line f is 2, and a line d is perpendicular to the line f, what is the slope of line d? \n" ); document.write( "
Algebra.Com's Answer #474291 by Alan3354(69443)\"\" \"About 
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If the slope of line f is 2, and a line d is perpendicular to the line f, what is the slope of line d?
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