Question

cosx=-1/2 in which quadrant lies
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Answer 1

cos ki minus value 1 to 2nd quadrant mein ya fir third quadrant Mein hoti hai.

Answer 2

Answer:

${2}^{nd} and \: {3}^{rd} quadrant$

Explanation:

Cosx is always negative in the 2nd and the 3rd quadrant.

Values of x in this case are...

120° and 240°

Hope this helps you!!!