Practice problem
Which coordinates below give the vertex of any quadratic function of the form y=ax2y=ax^2y=ax2?
(1,1)(1,1)(1,1)
(a,a)(a,a)(a,a)
(0,0)(0,0)(0,0)
(a,a3)(a,a^3)(a,a3)
Type a concept, like “slope” or “photosynthesis”.