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The value of (1+sec20^(@)+cot70^(@))(...

The value of `(1+sec20^(@)+cot70^(@))(1-"cosec"20^(@)+tan70^(@))` is equal to

A

0

B

1

C

2

D

3

Text Solution

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The correct Answer is:
C
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KIRAN PUBLICATION-TRIGONOMETRY -TYPE - II
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