Quiz about Spring Break Return Review

Question 1

Question 1.

Accepted Answer

y = $$x^2$$ - 3x + 6

Answer

y = $$x^2$$ + 6

Answer

y = $$x^2$$ + 5x +6

Answer

y = $$2x^2$$ - 4x + 6

Question 2

What is the rate of change?

Accepted Answer

$39 per game

Answer

$78 per game

Answer

$41 per game

Answer

$124 per game

Question 3

What equation in slope intercept form, describes the line that passes through the points (2, 2) and (-1, -13).

Accepted Answer

y = 5x - 8

Answer

y = -5x + 12

Answer

y = -12x + 26

Answer

y = 5x - 15

Question 4

Which system of equations does the graph represent?

Accepted Answer

y = -5/3x + 3

y = 1/3x - 3

Answer

y = 1/3x + 3

y = -5/3x - 3

Answer

y = 5/3x + 3

y = -1/3 - 3

Answer

y = -4/3x + 3

y = 1/3x - 3

Question 5

What is the solution to this sytem?

y = -3x + 2

y = 2x - 3

Accepted Answer

(1, -1)

Answer

no solution

Answer

(-1, -1)

Answer

(-1, 1)

Question 6

What is the solution to the system

x + 2y = 6

5x + 2y = 18

Accepted Answer

(3, 1.5)

Answer

(1.5, 3)

Answer

(-3, 1.5)

Answer

No solution

Question 7

Which is NOT an example of a function?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 8

Which does NOT shows y as a function of x?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 9

A golfer hit a golf ball from a tee box that is 6 yards above the ground. The graph shows the height in yards of the golf ball above the ground as a quadratic function of x, the horizontal distance in yards of the golf ball from the tee box. What is the domain of the the function for this situation?

Accepted Answer

$$0\le x\le230$$

Answer

$$6\le y\le6$$

Answer

$$0\le y\le36$$

Answer

$$6\le x\le230$$

Question 10

Which value of x makes the equation 1.25(4x - 10) = 7.5 true?

Accepted Answer

4

Answer

3.5

Answer

-1

Answer

-0.5

Question 11

The water level of a river was measured each day during a two-week period. The graph models the linear relationship between the water level and number of days it was measured. Which statement best describes the y-intercept of the graph.

Accepted Answer

The initial water level was 16 ft

Answer

The water level increased by 0.25 ft per day

Answer

The maximum water level is 19.5 ft

Answer

The water level was measured for 14 days

Question 12

What are the equation and slope of the line shown on the grid?

Accepted Answer

$$x=6;\ slope\ is\ undefined$$

Answer

$$y=6;\ slope\ is\ -\frac{1}{6}$$

Answer

$$x=6;\ slope\ is\ zero$$

Answer

$$y=6;\ slope\ is\ 6$$

Question 13

Which line appears to have an x-intercept of -5 and a

y-intercept of 3 ?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 14

The quadratic function is shown on the grid. Which fucntion is best represented by this graph?

Accepted Answer

$$g\left(x\right)=x^2+4x$$

Answer

$$g\left(x\right)=x^2-4x$$

Answer

$$g\left(x\right)=x^2-4x-2$$

Answer

$$g\left(x\right)=x^2-2x-4$$

Question 15

An exponential function is graphed on the grid. Which function is best represented by the graph?

Accepted Answer

$$g\left(x\right)=12\left(1.6\right)^x$$

Answer

$$g\left(x\right)=12\left(0.6\right)^x$$

Answer

$$g\left(x\right)=12\left(1.2\right)^x$$

Answer

$$g\left(x\right)=12\left(0.2\right)^x$$

Question 16

Does this graph in the back have maximum or minimum value?

Accepted Answer

minimum

Answer

maximum

Answer

neither

Answer

both

Question 17

Which answer choice describes y = -3x² +7x - 2 accurately?

Accepted Answer

opens down with a maximum

Answer

opens up with a maximum

Answer

opens up with a minimum

Answer

opens down with a minimum

Question 18

What is another word for zeros?

Accepted Answer

roots

Answer

y-intercepts

Answer

vertex

Answer

axis of symmetry

Question 19

What are the x- intercepts?

Accepted Answer

x= 0 and x= 4

Answer

x= 0 and x= -4

Answer

y= 0

Answer

x= 2

Question 20

How many solutions does this graph have?

Accepted Answer

no solutions

Answer

one

Answer

two

Answer

cannot be determined

Question 21

What does "a" control in a graph of f(x) = ax²+ bx+ c?

Accepted Answer

Opens up or down

Answer

Where the graph crosses at X-intercept

Answer

Where the graph crosses at Y-intercept

Question 22

What form is the equation in?
y = 2x²-8x+7

Accepted Answer

Standard

Answer

Vertex

Answer

Factored

Answer

None of These

Question 23

What is the y intercept for the equation:
y = -8x² + 3x - 7

Accepted Answer

(0, -7)

Answer

(0, -8)

Answer

(0, 3)

Answer

(0, 7)

Question 24

Find the vertex of
f(x) = -x²- 4x + 12

Accepted Answer

(-2, 16)

Answer

(2, 0)

Answer

(2, 4)

Answer

(-2, 4)

Question 25

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 26

When I want to find the maximum or minimum height of an object, I should_____.

Accepted Answer

Find the y-coordinate for the vertex.

Answer

Set the equation = 0 and solve.

Answer

Use x = (-b/2a) as my answer.

Answer

Substitute x = 0 into the equation.

Question 27

Question 27.

Accepted Answer

H

Answer

F

Answer

G

Answer

J

Question 28

Question 28.

Accepted Answer

J

Answer

F

Answer

G

Answer

H

Question 29

What is the axis of symmetry in the following graph?

Accepted Answer

x=-1

Answer

(-1,0)

Answer

X=0

Answer

X=1

Question 30

What is the green dot on the parabola called?

Accepted Answer

vertex

Answer

root

Answer

dot

Answer

minimum value

Question 31

The axis of symmetry is equal to the

Accepted Answer

X-Coordinate of the Vertex

Answer

Y-Intercept

Answer

X-Intercept

Answer

Y-Coordinate of the Vertex

Question 32

What direction is the following equation opening?
y=-3x²-7x+8

Accepted Answer

Down

Answer

Up

Answer

Left

Answer

Right

Question 33

Use the graph to determine the solutions.

Accepted Answer

1 and 3

Answer

-1 and -3

Answer

1 and -3

Answer

-1 and 3

Question 34

What are the x-intercept/s of the function?

Accepted Answer

(-3, 0)&(3, 0)

Answer

{x|x = 3}

Answer

{x|x =-3,3}

Answer

(3, 0)

Question 35

What is the y-intercept of the quadratic function?

Accepted Answer

2

Answer

4

Answer

-2

Answer

0

Question 36

What is the negative zero of the quadratic shown in the table?

Accepted Answer

-5

Answer

-30

Answer

3

Answer

0

Question 37

Which of the following quadratics has a range of all real numbers less than or equal to 4?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

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