Graphing Quadratics

Label a,b,&c from this Quadratic Function; y = x² - 8

• a = 1, b = -8, c = 0

• a = 1, b = 0, c = 8

• a = 0, b = 1, c = - 8

• a = 1, b = 0, c = - 8

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

If the a value is positive, which direction does the graph open?

• up
• down
• left
• right

How does the parabola open? y = - x² + 4x - 1

• up
• down
• left
• right

Tags

CCSS.HSF-IF.C.7A

What direction is the following equation opening?
y=-3x²-7x+8

• Up
• Down
• Left
• Right

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)