Quiz about Characteristics of Quadratics

Question 1

What is the vertex of this quadratic equation?

y = -2(x + 2)² + 4

Accepted Answer

(-2,4)

Answer

(-2,-4)

Answer

(4,-2)

Answer

(-4,-2)

Question 2

Does this graph have a maximum or minimum?

Accepted Answer

Minimum

Answer

Maximum

Question 3

A parabola has a vertex at (-3, 2).

What is the equation of the axis of symmetry?

Accepted Answer

x = -3

Answer

y = -2

Answer

x = 3

Answer

y = 2

Question 4

What is the axis of symmetry for this graph?

Accepted Answer

x=2

Answer

y=2

Answer

x=0

Answer

y=0

Question 5

What is the y-intercept of the function

y = -2x²+ 8x - 6?

Accepted Answer

(0, -6)

Answer

(0, 8)

Answer

(0, 2)

Answer

(0, 0)

Question 6

What is another word for ROOTS?

Accepted Answer

Zeros

Answer

y-intercept

Answer

Maximum

Answer

Vertex

Question 7

The graph of a quadratic function is called a

Accepted Answer

Parabola

Answer

Vertex

Answer

Axis of Symmetry

Answer

Vertex Form

Question 8

What do we call the highest or lowest point of a quadratic?

Accepted Answer

vertex

Answer

parabola

Answer

graph

Answer

point

Question 9

What are the x- intercepts?

Accepted Answer

(0, 0)and (4, 0)

Answer

(0, 0) and (-4, 0)

Answer

(0, 0) and (0, 4)

Answer

(2, -2)

Question 10

A quadratic function has zeros at

-7 and 9.

What is the equation of the function?

Accepted Answer

y = (x + 7)(x - 9)

Answer

y = (x - 7)(x + 9)

Answer

y = (x + 7)(x + 9)

Answer

y = (x - 7)(x - 9)

Question 11

True or false: The vertex in Graph A is a minimum

Accepted Answer

True

Answer

False

Question 12

The axis of symmetry line passes through which point?

Accepted Answer

vertex

Answer

y-intercept

Answer

any random point

Answer

none of these

Question 13

The minimum of a quadratic function is

Accepted Answer

The lowest point (vertex) on a graph when a parabola opens up; the point where the graph changes from decreasing to increasing

Answer

The highest point (vertex) on a graph when a parabola opens down; the point where the graph changes from increasing to decreasing

Question 14

The maximum of a quadratic function is

Accepted Answer

The highest point (vertex) on a graph when a parabola opens down; the point where the graph changes from increasing to decreasing

Answer

The lowest point (vertex) on a graph when a parabola opens up; the point where the graph changes from decreasing to increasing

Question 15

Does y = 2x² - 16x + 1 have a maximum or minimum?

Accepted Answer

Minimum

Answer

Maximum

Answer

Neither

Answer

Both

Question 16

What is the vertex of the equation

y = 2x² - 16x + 1?

Accepted Answer

(4, -31)

Answer

(0, 1)

Answer

(-4, 97)

Answer

(-4, 0)

Question 17

What's the axis of symmetry of y = 3x²- 6x + 4

Accepted Answer

x=1

Answer

x=-6

Answer

x=2

Answer

x=-1

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