Question

2 tan² 45 4cos² 300 - sin 60​

Answer 1

2 into 1 + cos 36 first 3 by 4 minus 3 by 4 given to 2

Answer 2

2(1)^2 * 4(root3/ 2)^2 - root3/2
2 * 4(3/4) - root3 /2
2*3 - root3/ 2
6 - root3 / 2
(12 - root3) / 2