Question

Find the value 3sin²60 + cot²30​

Answer 1

21/4

Explanation:

3sin²60 + cot²30​

sin 60 = √3/2

cot 30​ = √3

Substituting values in equation,

3(√3/2)² + (√3)²

=> 3(3/4) + 3

=> 9/4 + 3

=> 9/4 + 12/4

=> 21/4