The domain is the set from which the function "starts", i.e. it is the set of the inputs you feed the function with.
In this case, the function starts from the set
and lands on the set 
So, the domain is the set
.
Answer: B 163 degrees
Step-by-step explanation:
That's an obtuse angle, bigger than 90 degrees, so we read the appropriate upper scale for the angle.
Answer:use mathematic pathway to calualte
Step-by-step explanation:
What’s the second inequality symbol?
Answer:
option c
Step-by-step explanation: