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A line has intercepts a and b on the coo...

A line has intercepts a and b on the coortdinate axes. When the axes are rotateed through an angle `alpha`, keeping the origin fixed, the line makes equal intercepts on the coordinate axes, then `tanalpha` =

A

`(a+b)/(a-b)`

B

`(a-b)/(a+b)`

C

`a^(2)-b^(2)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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