notice that the denominator can be factored into (x-3)(x+3).
Now you can cross out (x - 3) from the numerator and denomiantor resulting in a simplified fraction of 
Plug the limit value (which is 3) into the simplified fraction.
Answer: 
Answer:
D
Step-by-step explanation:
y = 4 is a horizontal line which would be parallel to the x axis
Answer:
choice A
Step-by-step explanation:

Step-by-step explanation:
Given:



Now by Pythagoras theorem,

Substituting values,


Hence, value of x is 
Answer:
Tbh idk but i recommend u to get a tutor