tan2 A sec2 A (cot2 A – cos2 A) = ?
tan2 A sec2 A (cot2 A – cos2 A) = ?
Ananya Sharma , 10 Years ago
Grade 11
Trigonometry> tan 2 A sec 2 A (cot 2 A – cos 2 A) = ?...
1 AnswersVijay Mukati
Ans: = 1. (Hint: Use a2-b2 = (a+b)(a-b) and convert cotA into cosA/sinA)
Approved Last Activity: 10 Years ago
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