Question

The graph of which quadratic equation has a vertex of (–2, –1)?

Answer 1

Choices:
y = (x - 2)^2 - 1
y = (x + 2)^2 - 1
y = (x - 1)^2 - 2
y = (x + 1)^2 - 2

Answer 2

Doesn't get much simpler than this :D A quadratic equation of the form
y = (x - h)² + k
has its vertex at the point (h,k)

Answer 3

haha okay

Answer 4

which one is it?

Answer 5

i got b

Answer 6

And you're right :)