Question

Decide if the statement is always, sometimes, or never true.
The equation of the axis of symmetry for a parabola includes both the variables of x and y.
A. always
B. sometimes
C. never

Answer 1

b

Answer 2

Parabolas are ONLY symmetric on one axis. So the line of symmetry is always a vertical line that has the equation: x=a
So it only involves the one variable

Answer 3

The axis of symmetry of a parabola could be a horizonal line with equation y = some quantity.