The vertex of a parabola is the highest or
lowest point, also known as the maximum
or minimum of a parabola.
What is the axis of
symmetry
The axis of symmetry of a parabola is a vertical
line that divides the parabola into two congruent
halves
Formula of parabola
Vertical: a (x-y8)^ + k
Horizontal: x = a (y-k) + h
References:
Writing the equations of parabolas. (2005-2018). Softschools.com. Retrieved
from:
http://www.softschools.com/math/calculus/writing_the_equation_of_parabolas/
Definition of Parabola. (2017). Math is Fun. Retrieved
from:
https://www.mathsisfun.com/definitions/parabola.html
Axis of symmetry of a parabola. (2007-2018). Varsity Tutors.
Retrieved from:
https://www.varsitytutors.com/hotmath/hotmath_help/topics/axis-of-symmetry-of-a-parabola