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WorksheetsReview Chapters 1-3
Total questions: 100
Worksheet time: 3hrs 32mins
a + b = b + a
Identify the example of the
inverse property of multiplication.
5 ⋅ 51 = 1
a(b + c) = ab + ac
Select all: Natural Numbers
4.5
5
-2
0
7,652
Select all: Which categories does the number zero belong to?
Rational number
Integer
Whole number
Natural number
Which of the following is NOT an irrational number?
16
5.58703...
96
π
Classify the following number: 1.01276894...
Rational
Irrational
Solve for x.
−2x =−12
-6
6
-4
4
Solve for x.
3+x=−11
-8
8
-14
14
Solve for x.
5x=−6
11
-11
30
-30
Solve for x.
−5x + 2 =10x −28
-6
6
-2
2
Solve for x.
2(x +1) = 3(x −1)
-5
5
-1
1
Solve for m.
−4(2m−7)=3(52−4m)
32
46
-6.4
-40.75
Solve for x: u = 2x - 2
x = u−1
x = u2 +2
x x = 2(u−2)
x = 2u+1
Solve the following Inequality.
n ≥72
n ≥ 7
n ≤ 12
n ≥ 98
Solve the following Inequality.
x ≤ 2
x ≤ 15
x ≤ 5
x ≥ 2
−2|−2r − 4| = -12
{3,1}
{-5,1}
{-3}
No Solution
| x + 9 | = -5
|x + 3| > 8
-11 < x < 5
x > 11 or x < -5
-5 < x < 11
Solve: |x - 3| < 8
-11 < x < 5
x > 11 or x < -5
-5 < x < 11
Solve: -3 ≤ 2x - 1 ≤ 5
-1 ≤ x ≤ 3
-2 ≤ x ≤ 6
-3 ≤ x ≤ 3
1 ≤ x ≤ 3
Find the slope of the line through each pair of points.
(20, 8), (9, 16)
1/3
5/3
2/4
-8/11
Find the slope of the line
1/2
2
1/3
4
What is the equation of a line with a slope of 4 and a y-intercept of 2?
y = -4x + 2
y = -2x + 4
y = 4x + 2
y = 2x + 4
What is the strategy for graphing point-slope form?
Graph the y-intercept, then use the slope to move.
Divide to find the x- and y-intercepts.
Graph the given point, then move according to slope.
Select all of the following equations in point-slope form.
y - 2 = 5(x - 2)
3x + 2y = 12
y + 2 = 1/4(x + 4)
y = 4x + 6
2y = 5x - 7
For the equation
y + 1 = −3(x - 5),
the line contains the point (5, −1), but what is the slope?
−1
3
−3
5
What is the slope-intercept form of a line?
Ax + By = C
y = mx + b
y−y1=m(x−x1)
y = Ax + By
What is standard form of a line?
y = mx + b
Ax + By = C
y−y1=m(x−x1)
y = Ax + By
Write the standard form of the equation for the line:
y = 1/4 x + 4
x + 4y = 8
x - 4y = -16
y = x + 16
4y + x = 8
Which equation in standard form represents this graph?
-3x +2y = -6
3x + 2y = 6
-3x - 2y= 12
3x - 2y = 12
y = 3x - 3
These lines are...
y = 3/2x + 9
These lines are...
Which of the following lines goes through the
point (-3, 4) and is perpendicular to y = 3/2x + 6?
1. Let 𝐹 be a set of ordered pairs such that {(−3,5),(3,0),(2,2)}. Which of the following statements about the relation is true?
The relation is a function because no value in the domain goes to multiple values in the range.
The relation is a function because all values in the range are different.
The relation is not a function because one value in the domain goes to multiple values in the range.
The relation is not a function because there is an ordered pair where the domain is equal to the range.
Which choice also represents the relation shown in the sets below as correct ordered pairs?
{(1,2),(2,4)}
{(2,1),(4,2),(6,2)}
{(1,2),(2,4),(2,6)}
{(2,2),(2,4),(2,6)}
If 𝑓(𝑥) = 2𝑥 + 4, which of the following domain values would cause 𝑓(𝑥) = 10?
x = 10
x = 3
x = 6
x = 5
Let 𝑓(𝑥) = 𝑥 − 7. Find the value of 𝑓(2).
5
-7
7
-5
Let g(x) = 2x−4 . Find g(34)
(a)
Let 𝑓(𝑥) = 3𝑥 − 5 and 𝑔(𝑥) = 2𝑥 + 4. Find 𝑔(0.2) − 𝑓(0.4)
(a)
Do you think the graph below is or is not a function. Explain why you believe your answer is correct.
Discrete
Continuous
Discrete
Continuous
Discrete
Continuous
Discrete
Continuous
What is the domain of the graph?
-3 ≤ x ≤ 3
-2 ≤ x ≤ 3
-3 ≤ x ≤ 4
-3 ≤ x ≤ 4
All real numbers
What is the domain?
(−∞, −3]
[3, −∞)
(−∞,3]
(−∞,∞)
None of the answer choices
What is the range?
[-3, 4]
(-3, 4)
(-3, 4]
(-2, 3]
[4, -3]
Given f(x) = -5x - 15, find f(4).
(a)
Given f(x) = x2 + 3x + 1, find f(-4).
(a)
What do an in subscript notation and f(n) in function notation both mean?
the final term in the sequence
first term
Nth term, where
n > 1
previous term
What do an−1 in subscript notation and f(n−1) in function notation both mean?
previous term
first term
common difference
the sequence contains only negative numbers
Sometimes sequences are described in function notation.
Given f(1)=−32 and f(n)=f(n−1)+4 , what are the first 4 terms in the sequence?
4, -28, -60, -92
-32, -36, -40, -44
answer not here
-28, -24, -20, -16
Given the sequence -5, -15, -25, -35..., which recursive formula describes it?
f(1)=−5
f(n)=f(n−1)−10
f(1)=−5
f(n)=f(n−1)+10
f(−5)=1
f(n)=f(−5)−10
Given the sequence 11, 15, 19, 23..., which recursive formula describes it?
f(1)=11
f(n)=f(n−1)+5
f(1)=11
f(n)=f(n−1)+4
f(11)=1
f(n)=f(11)+4
Write the explicit formula for the sequence.
9, 5, 1, -3, ...
an=9+5(n−1)
an=9−4(n−1)
an=4+9(n−1)
an=9⋅4(n−1)
Write the explicit formula for the sequence.
15, 22, 29, 36, 43, ...
an=15+22(n−1)
an=15⋅7(n−1)
an=15+7(n−1)
an=29−14(n−1)
Use the explicit formula to find the first four terms of the sequence.
an=3+5(n−1)
3, 15, 75, 375
3, 8, 13, 18
5, 8, 11, 14
5, 15, 45, 135
Strong Positive
Weak Negative
Weak Positive
Strong Negative
Positive Linear Association
Negative Linear Association
No Association
Estimate the correlation coefficient
r = 1
r = -1
r ≈ -0.8
r ≈ 0.8
r ≈ -0.5
Which scatter plot diagram shows the strongest positive correlation?
Billy is in the store comparing bags of candy.
A bag that contains only 1 candy is $3. A bag that contains 2 candies is $5. A bag that contains 3 candies is $8. Lastly, a bag that contains 5 candies is $17.
Decide what the correlation coefficient of the following situation is.
r = 0.99
Strong Negative
r = -0.98
Strong Negative
r = 0.99
Strong Positive
r = -0.98
Strong Positive
Causation or Association:
The hotter the temperature of the oven, the less time needed to cook a turkey.
Causation
Association
Which pair best represents a causation relationship?
Number of forward steps and Distance traveled
Length of time in a store and Amount of money spent
The scatter plot shows the relationship between Marvin's age and the time it took him to run a mile.
Which statement best describes the relationship between Marvin's age and the time it takes him to run a mile?
As Marvin's age increased, the time it took him to run a mile decreased.
As Marvin's age increased, the time it took him to run a mile increased.
As Marvin's age increased, the time it took him to run a mile remains constant.
There is no relationship between Marvin's age and the time it took him to run a mile.
Which of these best describes the relationship of the data shown on this scatter plot?
Constant relationship
No relationship
Negative relationship
Positive relationship
The table below shows the relation between the number of students in science classes and the predicted number of students in each class going on a field trip. Using the data shown, which equation could be used to predict the number of students going on the field trip?
t=−21m−3
t=−21m+3
t=21m+3
t=21m−3
A delivery service company maintains several vehicles. The table summarizes the cost for auto insurance related to the number of vehicles insured.
$5,950
$5,500
$5,200
$5,050
Choose the linear equation that best fit the data shown on the graph.
y=−2x+1
y=2x+1
y=−21x+1
y=21x+1
Which scatter plot is most likely to have a line of best fit represented by y=−41x+3 ?
3. A 4. B
3. A 4. A
3. B 4. B
3. B 4. A
Shown is a residual plot. How many positive residuals are there?
5
1
3
9
