Question

Simplify:
2 sin 30° - 2 cos 60
cot 45
- sin 90
sec 60
tan 45
cosec 30 cos o​

Answer 1

Answer:

0

Step-by-step explanation:

sin30=1/2

cos60=1/2

cot45=1

sin90=1

sec60=2

tan45=1

cosec30=2

cos0=1

2×1/2-2×1/2×1-1×2×1×2×1=0