Asked by namaina2005 | 28th Dec, 2009, 04:01: PM
Rearranging the equations, so as to read off the slopes of lines,
y = -bx/a + b and y = ax/b - a
m1 = -b/a and m2 = a/b
The angle between the two lines,
tan Φ = (m1 - m2)/(1+m1m2) = ∞
Hence Φ = 90.
Similarly the second one can also be worked out.
Answered by | 28th Dec, 2009, 04:18: PM
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