Quiz about Characteristics of functions

Question 1

The range is all real numbers.

Accepted Answer

True

Answer

False

Question 2

The function is decreasing.

Accepted Answer

True

Answer

False

Question 3

What is another word for zeros?

Accepted Answer

roots

Answer

y-intercepts

Answer

vertex

Answer

axis of symmetry

Question 4

What is the y-intercept (corta eje-Y) of the function?

Accepted Answer

3

Answer

2

Answer

1

Answer

-2

Question 5

Does this graph have a maximum or minimum value?

Accepted Answer

minimum

Answer

maximum

Answer

neither

Answer

both

Question 6

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 7

What are the x-intercepts (puntos corte eje-X)?

Accepted Answer

0 and 4

Answer

0 and 2

Answer

-4 and 0

Answer

2 and 3

Question 8

What are the x-intercepts (puntos corte eje-X) of the graph?

Accepted Answer

(-1.887, 0) and (1.887, 0)

Answer

(2, 0)

Answer

(0, -2)

Answer

(-1.225, -4.25) and (1.225, -4.25)

Question 9

True or False:

The x-intercept (punto corte en el eje X) of a function ALWAYS has a zero as the y-coordinate.

Accepted Answer

TRUE

Answer

FALSE

Question 10

Which ordered pair could represent a y-intercept (punto corte eje Y)?

Accepted Answer

(0,4)

Answer

(-1, 0)

Answer

(2, 4)

Answer

(-2, 4)

Question 11

What is the minimum of the graph?

Accepted Answer

It does not have one

Answer

(0,5)

Answer

(-5, 0) (1, 0)

Answer

(-2, 9)

Question 12

The lowest point of a graph is called the _________________.

Accepted Answer

minimum

Answer

maximum

Answer

x-intercept

Answer

y-intercept

Question 13

Using the graph of the quadratic function, identify the y-intercept (punto de corte con el eje Y)

Accepted Answer

(0, 2)

Answer

(4, -6)

Answer

(.5, 0)

Answer

(7.5, 0)

Question 14

What is the y-intercept of the graph?

Accepted Answer

(0, -2)

Answer

(2, 0)

Answer

(-1.225, -4.25) and (1.225, -4.25)

Answer

(-1.887, 0) and (1.887, 0)

Question 15

What are the x-intercepts?

Accepted Answer

(-5, 0) (1, 0)

Answer

(0,5) (-2, 9)

Answer

(-2, 9) (-5, 0)

Answer

(1, 0) (0, 5)

Question 16

What best describes the increasing/decreasing of the graph?

Accepted Answer

increasing, decreasing, increasing

Answer

decreasing, increasing

Answer

decreasing, increasing, decreasing

Answer

increasing, decreasing

Question 17

What is the y-intercept ( punto de corte en el eje Y) of the graph?

Accepted Answer

(0,5)

Answer

(-5, 0)

Answer

(-2, 9)

Answer

(1, 0)

Question 18

Evaluate f(-2) if f(x) = x+3

Accepted Answer

1

Answer

-1

Answer

5

Answer

-5

Question 19

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 20

Question 20.

Accepted Answer

Not a Function

Answer

Function

Question 21

Question 21.

Accepted Answer

Function

Answer

Not a Function

Question 22

Name the parent function.

Accepted Answer

linear

Answer

constant

Answer

absolute value

Answer

quadratic

Question 23

Does this table represent a function?

Accepted Answer

No!

Answer

Yes!

Answer

I Don't Know

Question 24

Does this Mapping Diagram repersent a function?

Accepted Answer

No Function

Answer

Function

Answer

I Don't Know

Characteristics of functions

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