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A line makes the same angle theta, with ...

A line makes the same angle `theta`, with each of the x and axis. If the angle `beta`, which it makes with y-axis, is such that `sin^(2)beta=3sin^(2)theta`, then `cos^(2)theta` equals:

A

`(3)/(5)`

B

`(1)/(5)`

C

`(2)/(3)`

D

`(2)/(5)`

Text Solution

Verified by Experts

The correct Answer is:
A
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