Quadratics Warm-Up

Which of the following is the standard form of a quadratic?

• f(x)=a(x - h)² + k
• f(x) = ax² + bx + c
• f(x) = a(x - p)(x - q)
• Ax +By = C

Which of the following is the vertex form of a quadratic?

• f(x)=a(x - h)² + k
• f(x) = ax² + bx + c
• f(x) = a(x - p)(x - q)
• Ax +By = C

Which of the following is the factored/intercept form of a quadratic?

• f(x)=a(x - h)² + k

• f(x) = ax² + bx + c

• f(x) = a(x - p)(x - q)

• Ax +By = C

What is the vertex of
f(x) = 2(x - 3)² + 1?

• (-3, 1)
• (3, -1)
• (-3 -1)
• (3, 1)

Which way does the graph open?
f(x) = -2(x - 3)² + 1?

• Up
• Down
• Left
• Right

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of f(x)=2x² + 3x - 4

• (0, 4)
• (0, -4)
• (4, 0)
• (-4, 0)

Which is a formula for the axis of symmetry?

• x = -b/(2a)
• x = b/(2a)

What is the axis of symmetry?
f(x) = 2x² + 8x + 12

• -2
• x = -2
• 2
• x = 2

What are the x-intercepts?
f(x) = 2(x + 4)(x - 6)

• (4, 0)
  (-6, 0)
• (-4, 0)
  (6, 0)
• (0, 4)
   (0, -6)
• (0, -4)
  (0, 6)

Which transformation transforms the graph of

f(x) = x² to the graph of g(x) = (x + 4)²?

• shift 4 units up

• shift 4 units down

• shift 4 units to the left

• shift 4 units to the right

Tags

CCSS.HSF.BF.B.3

CCSS.HSG.CO.A.2