Section 1
Sets
The set $\{1,2,3\}$ is written using the ___ method. The set $\{x | x<4, x \in \text { positive integers }\}$ is written using ___ notation. The set $[-3,2]$ is written in ___ notation.
Explain how to find a. the union of two sets and b. the intersection of two sets.
Use the roster method to write the set.The integers between 15 and 22
Use the roster method to write the set.The integers between $-10$ and $-4$
Use the roster method to write the set.The odd integers between 8 and 18
Use the roster method to write the set.$$\text { The even integers between }-11 \text { and }-1$$
Find $A \cup B$.$$A=\{3,4,5\} ; B=\{4,5,6\}$$
Find $A \cup B$.$$A=\{-3,-2,-1\} ; B=\{-2,-1,0\}$$
Find $A \cup B$.$$A=\{-10,-9,-8\} ; B=\{8,9,10\}$$
Find $A \cup B$.$$A=\{\mathrm{m}, \mathrm{n}, \mathrm{p}, \mathrm{q}\} ; B=\{\mathrm{m}, \mathrm{n}, \mathrm{o}\}$$
Find $A \cup B$.$$A=\{1,3,7,9\} ; B=\{7,9,11,13\}$$
Find $A \cup B$.$$A=\{-3,-2,-1\} ; B=\{-1,1,2\}$$
Find $A \cap B$.$$A=\{3,4,5\} ; B=\{4,5,6\}$$
Find $A \cap B$.$$A=\{-4,-3,-2\} ; B=\{-6,-5,-4\}$$
Find $A \cap B$.$$A=\{-4,-3,-2\} ; B=\{2,3,4\}$$
Find $A \cap B$.$$A=\{1,2,3,4\} ; B=\{1,2,3,4\}$$
Find $A \cap B$.$$A=\{a, b, c, d, e\} ; B=\{c, d, e, f, g\}$$
Find $A \cap B$.$$A=\{\mathrm{m}, \mathrm{n}, \mathrm{o}, \mathrm{p}\} ; B=\{\mathrm{k}, 1, \mathrm{m}, \mathrm{n}\}$$
Use set-builder notation to write the set.The negative integers greater than $-5$
Use set-builder notation to write the set.The positive integers less than 5
Use set-builder notation to write the set.The integers greater than 30
Use set-builder notation to write the set.The integers less than $-70$
Use set-builder notation to write the set.The real numbers greater than 8
Use set-builder notation to write the set.The real numbers less than 57
Write the set in interval notation.$$\{x | 1<x<2\}$$
Write the set in interval notation.$$\{x |-2<x \leq 4\}$$
Write the set in interval notation.$$\{x | x>3\}$$
Write the set in interval notation.$$\{x | x \leq 0\}$$
Write the set in interval notation.$$\{x |-4 \leq x<5\}$$
Write the set in interval notation.$$\{x |-3 \leq x \leq 0\}$$
Write the set in interval notation.$$\{x | x \leq 2\}$$
Write the set in interval notation.$$\{x | x \geq-3\}$$
Write the set in interval notation.$$\{x |-3 \leq x \leq 1\}$$
Write the interval in sel-builder notation$$[-4,5]$$
Write the interval in sel-builder notation$$(-5,-3)$$
Write the interval in sel-builder notation$$(4, \infty)$$
Write the interval in sel-builder notation$$(-\infty,-2]$$
Write the interval in sel-builder notation$$(4,9]$$
Write the interval in sel-builder notation$$[-3,-2]$$
Write the interval in sel-builder notation$$[0, \infty)$$
Write the interval in sel-builder notation$$(-\infty, 6]$$
Write the interval in sel-builder notation$$(-\infty, \infty)$$
Graph the set.(GRAPH CANNOT COPY)$$[-5,4]$$
Graph the set.(GRAPH CANNOT COPY)$$(-3,5]$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | x<4\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | x \geq-3\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | x \leq-4\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | x>0\}$$
Graph the set.(GRAPH CANNOT COPY)$$(-\infty, 3]$$
Graph the set.(GRAPH CANNOT COPY)$$(4, \infty)$$
Graph the set.(GRAPH CANNOT COPY)$$[-1,3)$$
Graph the set.(GRAPH CANNOT COPY)$$(-3,0]$$
Graph the set.(GRAPH CANNOT COPY)$$\{x |-3<x<3\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | 0 \leq x<4\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x | 2 \leq x \leq 4\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x |-4<x<1\}$$
Graph the set.(GRAPH CANNOT COPY)$$\{x |-\infty<x<\infty\}$$
Graph the set.(GRAPH CANNOT COPY)$$(-\infty, \infty)$$
How many elements are in the set given in interval notation as $(4,4) ?$
How many elements are in the set given by $\{x | 4 \leq x \leq 4\} ?$
To avoid shipping charges, one must spend a minimum $m$ of $\$ 250$.
The temperature $t$ never got above freezing $\left(32^{\circ} \mathrm{F}\right)$.
True or false? If $A \cup B=A,$ then $A \cap B=B$.
Make up sets $A$ and $B$ such that $A \cup B$ has three elements and $A \cap B$ has no elements. Write your sets using the roster method.
Make up sets $A$ and $B$ such that $A \cup B$ has four elements and $A \cap B$ has four elements. Write your sets using the roster method.
Make up sets $A$ and $B$ such that $A \cup B$ has five elements and $A \cap B$ has two elements. Write your sets using the roster method.