Question

Evaluate :-

$\frac{2}{3} ( {cos}^{4} 30 - {sin}^{4} 45) - ( {sin}^{2} 60 - {sec}^{2} 45) + \frac{1}{4} {cot}^{2} 30$
Solve this guys...​

Answer 1

Answer:

refer to the attachment