1. Expressions & Operations
1.01 Review: The real number system
Interactive practice questions
Which of the following is the set of all integers?
$\left\{0,1,2,3,\ldots\right\}${0,1,2,3,…}
A
$\left\{\ldots,-3,-2,-1,0,1,2,3,\ldots\right\}${…,−3,−2,−1,0,1,2,3,…}
B
$\left\{1,2,3,\ldots\right\}${1,2,3,…}
C
$\left\{\ldots,-3,-2,-1,0\right\}${…,−3,−2,−1,0}
D
Easy
< 1min
Answer the following questions about whole numbers.
Easy
< 1min
Fill in the blank so that the resulting statement is true.
Easy
< 1min
Using the diagram, determine whether the following statement is true or false:
$\sqrt{13}$√13 is a rational number.
Medium
< 1min
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