Question

sin²60 – tan45 + cos²30 – cot90

Answer 1

sin²60 – tan45 + cos²30 – cot90
3/4-1+3/4-0
=6/4-1
2/4
1/2

Answer 2

(√3/2)^2-1+(√3/2)^2-0
=3/4-1+3/4-0
=(3-4+3-0)/4
=(6-4)/4
=2/4
=1/2(ans)