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The value of √3cosec20° − sec20° is equal to 

A. 4 

B. 2 

C. 1 

D. -4

1 Answer

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Best answer

Correct option A. 4

Explanation:

= 4(sin60° cos20° – cos60° sin20°)/ sin40°

= (4sin40°)/sin40° = 4

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