Math, asked by srushtipattekar, 1 year ago

express cot 85+cot 75 in terms of trigonometric ratios of angle between 0 amd 45

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Answered by Astitva2004

5

Step-by-step explanation:

This is the answer

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Answered by Vmankotia

1

Answer:

cot (90-5)°+cot(90-15°

=tan5°+tan15° [cot(90°-A)=tanA]

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