y = x^2- 4x + 8
a = b = c =
Opens up or down?
Is vertex a max or min?
y-intercept:
Axis of Symmetry is x=
Vertex: (__,__)

And graph?

Respuesta :

Answer:

y

=

(

x

1

)

2

4

Step-by-step explanation:

y

=

A

x

2

+

B

x

+

C

into

y

=

(

x

h

)

2

+

k

To do that, we complete the square:

y

=

x

2

+

2

x

5

y

=

(

x

2

2

x

)

5

y

=

(

x

2

2

x

+

1

)

5

+

1

y

=

(

x

1

)

2

4