MPM2D Unit 3 Quiz (3.1-3.5)

Determine the degree of the relation y = x(4x + 7).

• 1

• 2

• 3

• 4

Select the equation of the axis of symmetry for the quadratic relation.

• x = –1

• x = – 2

• x = – 2.5

• x = 1

Determine the y-intercept of the quadratic relation y =  $2x^2$ – 2x – 12

• (0, -12)

• (0, 2)

• (0, -2)

• None

What is the y - intercept?

y = ?

(Just write the value of the number in the space provided.)

What is the vertex of this parabola?

• (1, 2)

• (-1, -2)

• (1, -2)

• (-1, 2)

What are the x-intercepts of the parabola?

y = ¼(x + 2)(x - 6)

• (-2, 0) and (6, 0)

• (2, 0) and (-6, 0)

• (0, -2) and (6, 0)

• ( 0, 2) and (0,-6)

Which are the zeros of the graph?

• (0, -1) and (0,3)

• (-1,0) and (3,0)

• (-1,2) and (0, 3)

• (1,2) and (3,0)

Which of the following equations is quadratic?

• y = -6x +3

• y = (2x²)(x + 1)

• y = x³ - x² + x+ 5

• y = (x + 5)²

What is the equation of the axis of symmetry for the following equation?

y = 3(x – 3)(x– 3)

• x = -3

• x = 3

• x = 9

• x = -9

If a parabola has a minimum at the point (-2, 5), which statement is incorrect?

• The parabola opens upwards.

• There are no x- intercepts.

• The axis of symmetry is x = -2

• The y-intercept is negative