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(1-tan A)/(1+tan A)= (tan3^@ tan15^@ tan...

`(1-tan A)/(1+tan A)= (tan3^@ tan15^@ tan30^@ tan75^@ tan87^@)/(tan27^@ tan39^@ tan51^@ tan60^@ tan63^@)` ,then the value of cot A is:

A

1

B

2

C

4

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
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