Question

What is the vertex of the graph of y = -1(x - 2)2 + 3?
answer choices:
(3, -2)
(-2, 3)
(3, 2)
(2, 3)

Answer 1

http://au.ibtimes.com/articles/453784/20130405/north-korea-nuclear-war-social-media-sites.htm#.Ud2boEbn_cs

Answer 2

....

Answer 3

y=-1(x-2)^2 +3
y-3=-1(x-2)^2
(x-2)^2=-(y-3)
it is a downward parabola with vertex (2,3) ...(by substituting x-2=0 and y-3=0

Answer 4

so is it 2,3 or -2,-3?

Answer 5

it is 2,3

Answer 6

thanks!

Answer 7

yw