Question

What is the vertex of the graph of y = –4(x + 2)2 + 5?

Answer 1

ok the vortex of the following function is
\[\Large y=(x-a)^2+b\]
(a,b)
write your equation as
\[\Large y=-4(x-(-2))^2+5\]
can you tell me what are the values of a and b here by comparing with above ??

Answer 2

@nishia