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The value of - tan theta cot (90^@ -...

The value of
` - tan theta cot (90^@ - theta) + sec theta cosec (90^@ - theta)`
`(+ sin^2 55^@ + cos^2 55^@)/(tan 10^@ tan20^@ tan30^@ tan70^@ tan80^@)`

A

`2/sqrt3`

B

`sqrt3/2`

C

`-1/sqrt3`

D

`sqrt3`

Text Solution

Verified by Experts

The correct Answer is:
D
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ARIHANT PUBLICATION JHARKHAND-MODEL SOLVED PAPER 2017-SECTION III : MATHEMATICS
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