Question

if sin a = root 3 by 2 find the value of 2 cot square A minus one ​

Answer 1

Step-by-step explanation:

Sina = √3/2 = Sin60°

a = 60°

2Cot²A - 1

2(Cot60°)² - 1

2(1/3) - 1

2/3 - 1 = -1/3