Answer:
(2, 5)
Step-by-step explanation:
When reflected across the x-axis the y value is the opposite.
Try this explanation, note that csc(x)=1/sin(x); cot(x)=cos(x)/sin(x).
Answer:
It is a function!
Step-by-step explanation:
It wouldnt be a funtion if the arrows pointed to the same number hope this helps!:)

can be written as follows:



since

and

are always positive, except for x=2 and y=-1, when they become 0,
the minimum value of this expression is when x=2, and y=-1, that is -5
Answer: -5