Math, asked by nandanappillai, 1 year ago

What is the value of
cot (180+Ф)= ???

Answers

Answered by devashishdhakad
1

Step-by-step explanation:

180=<x=<270, Then (180+x) will lie in the first quadrant quadrant. Cosine function is positive in first quadrant. Thus cos(180+x) will be equal to cosx

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Answered by hshhddu
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