1+2sec2A.tan2A-sec4A-tan4A
Tej Singh , 9 Years ago
Grade 12th pass
Trigonometry> 1+2sec 2 A.tan 2 A-sec 4 A-tan 4 A
1 Answers
Vijay Mukati
Last Activity: 9 Years ago
Hint: Can you the formula of (a+b)2 here to simplify it.
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