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The angle between the lines x^(2)+2xysec...

The angle between the lines `x^(2)+2xysec theta+y^(2)=0` is

A

`2 theta`

B

`3 theta`

C

`theta`

D

`(theta)/2`

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The correct Answer is:
C
NA
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TARGET PUBLICATION-PAIR OF STRAIGHT LINES-COMPETITIVE THINKING
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  9. The angle between the pair of straight lines y^(2)sin^(2)theta-xy sin^...

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  10. Which of the following equation does not represent a pair of li...

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