Key Characteristics of Parabolas

In standard form, which value determines if the parabola opens up or down?

• a

• b

• x

• c

Tags

CCSS.HSF-IF.C.7A

If a parabola has a vertex at (-5, 2), what is the axis of symmetry.

• y = 2

• x = -5

• x = 5

• y = -2

What is the vertex?

• (4, -4)

• (6, 0)

• (2. 0)

• (2. 6)

Find the vertex of f(x)= -2x²-16x+3

• (4, -93)

• (-4, 35)

• (-4, 99)

• (8, 3)

• maximum

• minimum

• up

• down

• right

• left

Tags

CCSS.HSF-IF.C.7A

• maximum

• minimum

• maximum

• minimum

Find the vertex of
$f\left(x\right)=2x^2-8x+3$

• (-8, 3)

• (-3, 3)

• (2, 3)

• (2, -5)

What is the y-intercept of y = 2x²+5x - 7

• (-7, 0)

• (0, -2)

• (0, 7)

• (0, -7)

Tags

CCSS.HSF-IF.C.7A