Math, asked by sandhansahu303, 2 months ago

find the value of cot 105°.

Answers

Answered by raminaiduyenda75

1

Answer:

So, the correct answer is “ 1−√32√2 ”. Note: The value of cosine can be determined by using several methods like double angle formula, half angle formula. Here we have found the exact value of cos105∘ by applying the cosine sum formula and cosine difference formula. It is defined as cos(A+B)=cosA.

Step-by-step explanation:

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