SOLUTION: A line passes through the points (p, a) and (p, –a) where p and a are real numbers. What is the y-intercept? Explain your reasoning.

Algebra ->  Linear-equations -> SOLUTION: A line passes through the points (p, a) and (p, –a) where p and a are real numbers. What is the y-intercept? Explain your reasoning.       Log On


   

Question 812489: A line passes through the points (p, a) and (p, –a) where p and a are real numbers. What is the y-intercept? Explain your reasoning.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a-(-a)=2a
p-p=0
slope is undefined
x=p
It is a vertical line where x always equals p and y can be anything.
There is no y intercept because x never equals zero.