Multiple Choice Questions on What is cot 1o cot 23 deg cot 45o cot 67 deg cot 89 deg equal to ........ for CDS Exam Preparation

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Multiple Choice Questions

What is cot 1o cot 23 deg cot 45o cot 67 deg cot 89 deg equal to ........

Quantitative Aptitude (CDS) Trignometry
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    What is cot 1o cot 23° cot 45o cot 67° cot 89° equal to?

     

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    Explanation:

    cot 1°cot 23° cot 45° cot 67° cot 89°

    cot 1° cot 89° =1

    cot 23° cot67°=1

    cot 45° = 1 Thus, cot 1° cot 23° cot 45° cot 67° cot 89° = 1

    By: Munesh Kumari
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