Quiz about Interpreting Parabolas

Question 1

For the quadratic y = -x² - 4x + 5, What is the axis of symmetry (AOS)?

Accepted Answer

x = -2

Answer

y = -2

Answer

x = 9

Answer

y = 9

Question 2

For the quadratic y = -x² - 4x + 5, What is the vertex?

Accepted Answer

(-2, 9)

Answer

(9, -2)

Answer

(-5, 1)

Answer

(2, 1)

Question 3

For the quadratic y = -x² - 4x + 5, What is the y-intercept?

Accepted Answer

(0, 5)

Answer

(5, 0)

Answer

(-2, 9)

Answer

(-5, 1)

Question 4

For the quadratic y = x² + 4x + 7, Does it have a maximum or minimum vertex?

Accepted Answer

Minimum

Answer

Maximum

Question 5

For the quadratic y = x² + 4x + 7, What is the vertex?

Accepted Answer

(-2, 3)

Answer

(3, -2)

Answer

(0, 7)

Answer

(2, 3)

Question 6

For the quadratic y = x² + 4x + 7, What is the Axis of Symmetry?

Accepted Answer

x = -2

Answer

y = -2

Answer

x = 3

Answer

y = 3

Question 7

For the quadratic y = x² + 4x + 7, What is the y-intercept?

Accepted Answer

(0, 7)

Answer

(7, 0)

Answer

(-2, 3)

Answer

(0, 4)

Question 8

For the quadratic y = -x² - 4x + 5, does it have a minimum or a maximum vertex?

Accepted Answer

Maximum

Answer

Minimum

Question 9

What is the vertex?

Accepted Answer

(0.5, 0)

Answer

(0, - 1)

Answer

(0, 0.5)

Answer

(-1, 0)

Question 10

Does the quadratic have a max/min vertex, and does the parabola open up/down?

Accepted Answer

max/ opens down

Answer

min/ opens up

Answer

max/ opens up

Answer

min/ opens down

Question 11

Does the quadratic y = - x²- 2x + 3 have a max/min vertex, and does the parabola open up/down?

Accepted Answer

max/ opens down

Answer

min/ opens up

Answer

max/ opens up

Answer

min/ opens down

Question 12

How do you know if a parabola has a minimum vertex?

Accepted Answer

When a is positive there is a minimum

Answer

When a is negative there is a minimum

Answer

When all the numbers in the equation are negative there is a minimum

Answer

When all the numbers in the equation are positive there is a minimum

Question 13

The axis of symmetry is a line that goes through the...

Accepted Answer

vertex

Answer

y-intercept

Answer

any random point

Answer

x-axis or y-axis

Question 14

Which best describes the vertex of a parabola?

Accepted Answer

The highest or lowest point of a parabola

Answer

Any point on the parabola.

Answer

A point on the x-axis.

Answer

A point on the y-axis.

Question 15

Which point is an example of a y-intercept?

Accepted Answer

(0,4)

Answer

(3,4)

Answer

(-2,8)

Answer

(5,0)

Question 16

What is the green dashed line called?

Accepted Answer

axis of symmetry

Answer

roots or x-intercepts

Answer

parabola

Answer

line of dashes

Question 17

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

Accepted Answer

x = -3

Answer

y = -2

Answer

x = 3

Answer

y = 2

Question 18

What are the x-intercepts of
f(x)=(x - 10)(x + 10)

Accepted Answer

(10 , 0) and (-10 , 0)

Answer

(0, -100)

Answer

(0, -10) and (0, 10)

Answer

0

Question 19

What is the y-intercept of
f(x)=(x - 10)(x + 10)

Accepted Answer

(0, -100)

Answer

(10 , 0) and (-10 , 0)

Answer

(0, -10) and (0, 10)

Answer

0

Interpreting Parabolas

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