theta=tan^(-1)(2 tan^(2)theta)-tan^(-1)(...

`theta=tan^(-1)(2 tan^(2)theta)-tan^(-1)((1//3)tan theta)`, if `tan theta` is equal to

A

`-2`

B

`-1`

C

`2//3`

D

2

Text Solution

Verified by Experts

The correct Answer is:

A

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theta = tan^(-1) (2 tan^(2) theta) - tan^(-1) ((1)/(3) tan theta) " then " tan theta=

A

`-2`

B

`-1`

C

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D

2

What is (2 tan theta)/(1+tan^2theta) equals to ?

A

cos2`theta`

B

tan2`theta`

C

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If tan theta + (1)/(tan theta) = 2, then tan^2 theta + (1)/(tan^2 theta) is equal to

A

1

B

2

C

4

D

None of these

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