Question

2 [cos power 4 30– Sin power 4 45. ]–3(sin 60- sec 45]+1/4cot square 30 ​

Answer 1

Answer:

Step-by-step explanation:

2/3 * ( (√3/2)⁴ - (1/√2)⁴ ) - 3 * ( (√3/2)²  - (√2)² ) + 1/4 * (√3)²

2/3 (  9/16 - 1/4 )  - 3 * ( 3/4 - 2 ) + 3/4

2/3 * 5/16 + 15 / 4 + 3/4  

5 /24 + 9/2

113/24