Key Attributes of Quadratics

A

100

y=2x² - 8

y-intercept = ?

(0, -8)

200

y=2x² - 8

axis of symmetry = ?

x = 0

300

y=2x² - 8

min/max = ?

min = -8

400

y=2x² - 8

Vertex = ?

(0, -8)

B

100

f(x) = 3x² + 4x + 1

y-intercept = ?

(0, 1)

200

f(x) = 3x² + 4x + 1

axis of symmetry = ?

x = -2/3

300

f(x) = 3x² + 4x + 1

min/max = ?

min = -1/3

400

f(x) = 3x² + 4x + 1

Vertex = ?

(-2/3, -1/3)

C

100

g(x) = 5x² - 3x - 4

y-intercept = ?

(0, -4)

200

g(x) = 5x² - 3x - 4

axis of symmetry = ?

x = 0.3

300

g(x) = 5x² - 3x - 4

min/max = ?

min = -4.45

400

g(x) = 5x² - 3x - 4

Vertex = ?

(0.3, -4.45)

D

100

h(x) = -1/2 x² + 2x - 1

y-intercept = ?

(0, -1)

200

h(x) = -1/2 x² + 2x - 1

axis of symmetry = ?

x = 2

300

h(x) = -1/2 x² + 2x - 1

min/max = ?

max = 1

400

h(x) = -1/2 x² + 2x - 1

Vertex = ?

(2, 1)

E

100

j(x) = -5x²

y-intercept = ?

(0, 0)

200

j(x) = -5x²

axis of symmetry = ?

x = 0

300

j(x) = -5x²

min/max = ?

max = 0

400

j(x) = -5x²

Vertex = ?

(0, 0)