Quiz about PRACTICE 4th Nine Weeks Exam

Question 1

-5 - (- 3)

Accepted Answer

-2

Answer

-8

Answer

8

Answer

15

Question 2

-18 +(-6)

Accepted Answer

-24

Answer

3

Answer

-3

Answer

-12

Question 3

12 - (-12)

Accepted Answer

24

Answer

-24

Answer

0

Answer

-144

Question 4

(-4)(-5)

Accepted Answer

20

Answer

-9

Answer

-20

Answer

9

Question 5

-32/8

Accepted Answer

-4

Answer

-5

Answer

4

Answer

24

Question 6

Slope is know as

rise/______

Accepted Answer

run

Answer

fall

Answer

none

Answer

rise

Question 7

Find the slope

Accepted Answer

-5/3

Answer

-3/5

Answer

5/3

Answer

3/5

Question 8

Which of these represents slope-intercept form?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Question 9

In the equation y=mx+b, what does the m represent?

Accepted Answer

slope

Answer

y-intercept

Answer

linear

Answer

point-slope

Question 10

What does 'b" represent in y=mx+b

Accepted Answer

y-intercept

Answer

macaroni

Answer

nothing

Answer

slope

Question 11

What is the y-intercept of the line with the equation
$$y\ =\ -2x\ +\ 4$$

Accepted Answer

$$4$$

Answer

$$-2$$

Answer

$$2$$

Answer

$$-4$$

Question 12

Write the equation of the graph in slope-intercept form

Accepted Answer

$$y=-2x-4$$

Answer

$$y=2x\ -\ 4$$

Answer

$$y=\frac{1}{2}x-4$$

Answer

$$y=-\frac{1}{2}x-4$$

Question 13

$$21=3+4n+5n$$

Accepted Answer

2

Answer

9

Answer

$$-7$$

Answer

6

Question 14

4 = 2(x + 3)

Accepted Answer

-1

Answer

1/2

Answer

7/2

Answer

5

Question 15

2d + 7 = 9

Accepted Answer

1

Answer

7

Answer

4

Answer

3

Question 16

-6p - 3 = 9

Accepted Answer

-2

Answer

2

Answer

6

Answer

3

Question 17

What type of correlation does this scatter plot show?

Accepted Answer

negative

Answer

positive

Answer

no correlation

Answer

nonlinear association

Question 18

Which sentence describes the relationship shown on this scatter plot?

Accepted Answer

As the temperature increases, the number of visitors increases.

Answer

As the temperature decreases, the visitors increase.

Answer

As the visitors increase, the temperature decreases.

Answer

No correlation

Question 19

What type of association does this graph have?

Accepted Answer

positive

Answer

negative

Answer

none

Answer

all of the above

Question 20

What is a line of best fit used for?

Accepted Answer

To make predictions

Answer

To make the graph look pretty

Answer

To connect the points

Answer

To make it look like you know what you are doing

Question 21

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 22

(x⁸)(x^-5)

Accepted Answer

x3

Answer

x-40

Answer

x-13

Answer

x13

Question 23

(t-6)-5

Accepted Answer

t30

Answer

t-11

Answer

t-30

Answer

t11

Question 24

Anything raised to a power of zero is always:

Accepted Answer

1

Answer

0

Answer

itself

Answer

negative

Question 25

(2x7)3

Accepted Answer

8x21

Answer

6x21

Answer

6x10

Answer

8x10

Question 26

$$y^0=$$

Accepted Answer

1

Answer

y

Answer

0

Answer

10

Question 27

If a number or variable does not have an exponent, we can assume the exponent is:

Accepted Answer

1

Answer

0

Question 28

$$x^{-5}$$ =

Accepted Answer

$$\frac{1}{x^5}$$

Answer

$$\frac{1}{x^{-5}}$$

Answer

$$\frac{x^5}{1}$$

Answer

$$\frac{x^{-5}}{1}$$

Question 29

The product rule says that when you are multiplying two exponents with the same base, you keep the base and ________ the exponents

Accepted Answer

Add

Answer

Subtract

Answer

Multiply

Answer

Divide

Question 30

$$x^3\cdot x^4\ =$$

Accepted Answer

$$x^7$$

Answer

$$x^{12\ }$$

Answer

$$x^{-1}$$

Answer

$$x^{34}$$

Question 31

$$\left(x^5\right)^4$$

The power of a power rule says that when an exponential expression is raised to a power (as shown above), you should _________ the inner and outer exponents

Accepted Answer

multiply

Answer

add

Answer

subtract

Answer

divide

Question 32

The slopes of parallel lines are...

Accepted Answer

the same

Answer

opposite

Answer

always different

Question 33

Find the slope of the line that passes through:
(10, 1) and (5, 2)

Accepted Answer

-1/5

Answer

1/5

Answer

5

Answer

-5

Question 34

What is the slope in the equation y=2x + 3?

Accepted Answer

2

Answer

3

Answer

5

Answer

Cannot be Determined

Question 35

Write a linear equation in slope intercept form of a line with a slope of 12 and y intercept of 10

Accepted Answer

y=12x+10

Answer

y=12x-10

Answer

y=10x+12

Answer

x=10x-12

Question 36

When adding integers with the same sign you ________________.

Accepted Answer

Add and keep the sign.

Answer

Subtract and keep the sign of the larger number.

Question 37

A positive PLUS a positive will give you what on your final answer.

Accepted Answer

Positive

Answer

Negative

Question 38

A negative PLUS a negative will give you what on your final answer.

Accepted Answer

Negative

Answer

Positive

Question 39

5 x ( -3) =

Accepted Answer

-15

Answer

8

Answer

15

Answer

2

PRACTICE 4th Nine Weeks Exam

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