*(1 + tan²A) (1 - cos²A), ____ के बराबर है।*
1️⃣ sin²A
2️⃣ cos²A
3️⃣ tan²A
4️⃣ cot²A
Answers
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Step-by-step explanation:
it is option 3 , tan^2A ,ok
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Answered by
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Answer:
1+tan ^2a = sec^2a. 1-cos^2a= sin ^2a. tan ^2a ans
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