Mathematics Form 4- Quadratic Equations

Solve the following quadratic equation...

x² + 3x + 2 = 0

• x = -1

  x = -2

• x = 1

  x = 2

• x = -1

  x = 2

• x = 1

  x = -2

Tags

CCSS.HSA-REI.B.4B

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

3x² - 4 is a quadratic

• true
• false

Tags

CCSS.HSA.REI.B.4

Which of the following is NOT a quadratic function

• f(x) = -3x²
• f(x) = -5x - x²
• y = 3x³ - 4x + 5
• A = pi.r²

Which of the following equations matches the standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

Does this graph have a maximum or minimum value?

• maximum
• minimum
• neither
• both

The axis of symmetry of this parabola is?

• y=4
• y=-4
• x=4
• x=-4

Solve the equation by factorisation:
x²-6x+8=0

• 2, 4
• -2, -4
• -2, 4
• 2, -4

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2
• maximum: 2
• minimum: 5
• maximum: 5

The solutions of the quadratic equation
x²-5x+6=0 are

• x=1 or x=-6
• x=3 or x=2
• x=-3 or x= 2
• x=-1 or x=6

Tags

CCSS.HSA-REI.B.4B