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sqrt(tan^(4) A + cot ^(4) A+ 2)= A)1 + s...

`sqrt(tan^(4) A + cot ^(4) A+ 2)=` A)`1 + sec^(2) A + csc^(2)A` B)`sec^(2)A +csc^(2)A+2`C)`sec^(2)A + csc^(2)A - 2` D)`3-sec^(2)A*csc^(2)A`

A

`1 + sec^(2) A + csc^(2)A`

B

`sec^(2)A +csc^(2)A+2`

C

`sec^(2)A + csc^(2)A - 2`

D

`3-sec^(2)A*csc^(2)A`

Text Solution

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The correct Answer is:
C
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MCQs
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