Question

sin square 30 + cos square 45 + 4 tan square 30 + 1 by 2 sin square 90 - 2 cos square 90 + 1 by 24 cos square 0

Answer 1

1/4+1/2+4/3+1/2-0+1/24
(6+12+32+12+2)/24
64/24=8/3