Review Lesson 3-5: Let A = {1, 3, 5, 7}, B = {4, 8, 12}, and let the universal set be U = {1, 2, 3, 4, 5, 6, 7, 8, 12, 15}.
Categorize the sets.
{}
{5}
{1, 5}
{2, 4, 6, 8, 12, 15}
{4, 12}
{1, 3, 5, 7}
Subset of A
Subset of B
A'
Question 2
2.
Review Lesson 3-5: Let A = {1, 3, 5, 7}, B = {4, 8, 12}, and let the universal set be U = {1, 2, 3, 4, 5, 6, 7, 8, 12, 15}.
Is B' a subset of A?
Question 3
3.
Review Lesson 3-5: Solve the inequality.
Question 4
4.
Review Lesson 1-5: Complete each statement with <, =, or >.
<
>
=
|3 - 7| __?__ 4
|-5| + 2 __?__ 6
|6 - 2.5| __?__ 3.3
Question 5
5.
Vocabulary Review: Categorize each math sentence as an inequality or an equation.
18 ≤ 35
9 > 3x
15 > -12
5x = 15
Inequality
Equation
Question 6
6.
Vocabulary Review: Match the inequality symbol to its description. Not all inequlaity symbols will be used.
≥
>
<
≤
greater than
less than or equal to
greater than or equal to
Question 7
7.
Use Your Vocabulary: Identify the inequalities that are NOT compoundinequalities. Select all that apply.
Question 8
8.
Use Your Vocabulary: Match each description on the left with the compound inequality it describes on the right.
You may need to zoom out to see all of the items. You can also place each item from the left column by selecting it (click it) then selecting (clicking on) the category for it.
all numbers less than 5 or greater than 9
all numbers less than 9 and greater than 5
all numbers less than 5 and greater than 9
all numbers less than 9 or greater than 5
Question 9
9.
Use Your Vocabulary: Which compound inequality from the previous item describes an empty set ?
