Question

The Value of cot 570° is:

A. 1/2
B. √3

C. √3/2

D. 0​

Answer 1

Answer:

$- \sqrt{3} \div 2$

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Answer 2

Cot 570 =cot360+210 = cot210
= cot(180 +30 )= cot30 = square root 3