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Real Numbers — Quiz Answers

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1
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Which property of real numbers is shown? negative 6 times open paren 4 x plus 5 close paren is equal to negative 24 x minus 30

A
commutative property of multiplication
B
associative property of addition
C
distributive property
D
inverse property of addition
2
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Which equation shows the inverse property of multiplication?

A
4 plus negative 4 is equal to 0
B
negative 8 plus negative 3 is equal to negative 3 plus negative 8
C
8 fifths plus 0 is equal to 8 fifths
D
2 times 1 half is equal to 1
3

Which number is an irrational number?

A
2 point 5 6
B
negative square root of 3
C
square root of 16
D
negative 22 ninths
5

Which property of real numbers is shown? negative 6 plus 6 is equal to 0

A
associative property of addition
B
identity property of addition
C
commutative property of addition
D
inverse property of addition
6

Which of the following sets is closed under division?

A
natural numbers
B
non-zero rational numbers
C
irrational numbers
D
non-zero integers
7

Which set does not contain negative 3 ?

A
the set of all rational numbers
B
the set of all whole numbers
C
the set of all real numbers
D
the set of all integers
8

Which of the following gives all of the sets that contain negative 1 half ?

A
the set of all natural numbers and the set of all irrational numbers
B
the set of all integers and the set of rational numbers
C
the set of all natural numbers, the set of rational numbers, and the set of all real numbers
D
the set of all rational numbers and the set of all real numbers
9

Which number is an integer?

A
pi
B
negative 3 fourths
C
0
D
2 point 3
10

Given 4 c plus 5 is not equal to 0 and c is a real number, what is the multiplicative inverse of 4 c plus 5 ?

A
0
B
1
C
the fraction with numerator 1 and denominator 4 c plus 5
D
1 over 4 c plus 5

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Real Numbers — Quiz Answers — Algebra II