SOLUTION: The angle between line m and line n is Arctan 2/3 and the slope of line m is –1. Find the slope of line n.

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Question 1012092: The angle between line m and line n is Arctan 2/3 and the slope of line m is –1. Find the slope of line n.

Answer by Rajendrakar(2)   (Show Source): You can put this solution on YOUR website!
If A is the angle between two lines whose slopes are m1 and m2 then

Given A = arctan , so
Tan A =

=
(Cross multiplying)

Therefore the slope of line n = -5


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