Question

Prove that
(2cos²π/3)+(3/4sec²π/4)+(4sin²π/6) = (cot²π/6)​

Answer 1

Step-by-step explanation:

Heya☆Given question Cos² (π/4) - Sin²(π/12) = √3/4 ... A = { 2,3,4,5 } and B= {1,2,3,4,5,6} , then verify that ( A union B)" ...