Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Show that:
(i) cot 7 
or tan 82 
= 
or 
(ii) tan 142 
= 2 + 
.
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(i) cot 7 
= tan 82 
= 
= 
= 
= 
= 
= 
= 
= 
= 
= 
(ii) tan 142 
= – cot 52 
= 
= 
= – 
= – 
= – 
= – 
= – 
= – 
= – 
= – 
= – 
= – 
= 2 + 
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