Question

find: cos^2 30°+sin^2 45° = ?​

Answer 1

Step-by-step explanation:

cos²30°+sin²45°

=(√3/2)²+(1/√2)²

=3/4+1/2

=3+2/4

=5/4 _ans.

Answer 2

Answer:

3/2 or 1.5

Step-by-step explanation:

1. cos 60° + sin90°
2. (1/2)+1
3. (1+2)/2 (taking lcm)
4. 3/2 or 1.5