Factored Form of a Quadratic

Standard form of a quadratic equation

• y=x²
• y=ax²+bx+c
• y=mx+b
• y=x

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3
• a = 4, b =-8, c =-3
• a = 4, b = 8, c = 3
• a = 4, b = 8, c = -3

Tammy solved the equation $x^2-x-12=0$  
Select the factors of  $x^2-x-12$  

• (x+3)(x+4)

• (x-3)(x-4)

• (x+6)(x-2)
  

• (x-6)(x+2)

• (x+3)(x-4)

Which of the following is the Factored Form of a quadratic function?

• f(x) = mx + b

• f(x) = ax² + bx + c

• f(x) = a(x - m)(x - n)

• f(x) = a(x - h)² + k

What are the x-intercepts of the parabola?

y = -3(x + 5)(x - 9)

• (-5, 0) and (9, 0)

• (5,0) and (-9, 0)

• (5, 0) and (9, 0)

• (-3, 0) and (5, 0)and (-9, 0)

What are the x-intercepts of the parabola?

y = ¼(x + 2)(x - 6)

• (-2, 0) and (6, 0)

• (2, 0) and (-6, 0)

• (-2, 6)

• (¼, 0) and (-2, 0) and (6, 0)

What are the x-intercepts of the parabola?

y = x(x - 4)

• (0, 0) and (4, 0)

• (1, 0) and (4, 0)

• (0, 4)

• (-4, 0) and (0, 0)