2 11/16 I believe is the answer
For this case we have:
Be a function of the form 
Where:

If we want to find f (-2), we substitute
, then:

Since we have a negative root, the result will be given by complex numbers. By definition:

So:

Answer:

Cos ( 390)
- 4 cot (-45)
Csc (60)
Hope this helps
MEDICAL IMAGING SPECIALIST
Answer:
4020 grams
Step-by-step explanation:
4kg=4000g
2 dag= 20g
Total: 4000g + 20g = 4020g