Question

Which of the following equations is of a parabola with a vertex at (1, 1)?

Answer 1

Its not a answer choice....



y = (x - 1)2 - 1

y = (x - 1)2 + 1

y = (x + 1)2 - 1

y = (x + 1)2 + 1

Answer 2

The vertex form is this\[y = (x-h)^2 + k\]where the vertex is \((h,k)\)

Answer 3

Which of the choices do i pick then?

Answer 4

Well....?