I believe 60 degree is your answer
I'm sorry but what was the question? Uploading the Image would be helpful.
Answer:
f(-4) = -12
Step-by-step explanation:

To calculate f(-4), we need to substitute x in our equation above with -4:

Note that 2*(-4) = -8
Answer: f(-4) = -12
Answer:
I believe it's B
Step-by-step explanation: