Question

3cos square 30+tan square 45 -sin square 60​

Answer 1

Answer:

please send the pic if there is a

Answer 2

Step-by-step explanation:

=3cos²30+tan²45-sin²60

=3(root3/2)²+(1/root2)²-(root3/2)²

=3(3/4)+1/2-3/4

=9/4+1/2-3/4

=9+2-3

_____

4

=8/4

=2