Answer:
You use the vertical line test to see if a function is relation is a function
Step-by-step explanation:
A function is a relation with only one output for every input. That means that if the x value and two y values, it is not a function.
Answer:
5/2
Step-by-step explanation:
tan&= 2/5(p/b)
here,
p=2,b=5
cot&=b/p
=5/2
I need to see the directions
Answer:
(5, 2)
Step-by-step explanation:

Answer:
x<-5 . All you have to do is pemdas which is parentheses,exponents, multiplication, division, addition and subtraction