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If tanA+cotA=2, then find the value of tan^2A+cot^2A. ​
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If tanA+cotA=2, then find the value of tan^2A+cot^2A.

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User Florent Guillaume
by
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1 Answer

6 votes

tan45° = cot45° = 1

---> If tanA + cotA = 2, then A is 45°.

---> tan²A + cot²A = 1² + 1² = 2

The correct answer is 2

User Nk Mk
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