1.

A line has intercepls a and b on the coordinate axes. When the axes are rotated an angle alpha Keeping the origin fixed. The line makes equal intercepts on the coordinate axes, then tan alpha=

Answer»

`(a+B)/(a-b)`
`(a-b)/(a+b)`
`a^2-b^2`
`a^2+b^2`

ANSWER :B


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