Math Mod 1
Simplify the given expression: 9−(3+11)×2
-19
Simplify the given expression: 3−12×2+19
-2
Which of these is a correct application of the identity property of addition? Select all correct answers. Select all that apply:
0+14=14 14+0=14 The identity property of addition says that a+0=0+a=a for all a.
Which of these is a correct application of the identity property of addition? Select all correct answers. Select all that apply:
0+18=18 18+0=18
Which of the following are rational numbers? Select all correct answers. Select all that apply:
1.5 117 −2
Which of the following are irrational numbers? Select all correct answers. Select all that apply:
1.6 −3 1712
Which of the following are rational numbers? Select all correct answers.
1.6 −3 1712
Which of the following are irrational numbers? Select all correct answers. Select all that apply:
11−−√ 6-√ 0.0404404440...
Which of the following are rational numbers? Select all correct answers. Select all that apply:
1213 −6 5.2481
Which of the following are rational numbers? Select all correct answers. Select all that apply:
132 −4 0.1313131313...
Simplify the given expression: (12÷3×3)2
144
Which of the following is a whole number? Select all correct answers. Select all that apply:
15 0 17 Remember that whole numbers are non-negative integers (including 0), so the correct answers are 0,15,17
Which of these is a correct application of the inverse property of addition? Select all correct answers. Select all that apply:
15−15=0 −15+15=0 The inverse property of addition says that a+(−a)=(−a)+a=0 for all a.
18+(6−8)3
18+(6−8)3=18+(−2)3=18+(−8)=10
Which of the following are irrational numbers? Select all correct answers. Select all that apply:
19−−√ 0.8484484448... 7-√
Which of the following is a natural number? Select all correct answers. Select all that apply:
5 12 15 Remember that natural numbers are positive integers (excluding 0), so the correct answers are 12,15,5.
Which of the following are irrational numbers? Select all correct answers. Select all that apply:
5-√ 11−−√ 0.404404440444...
Which of the following is a whole number? Select all correct answers. Select all that apply:
6 16 0 Remember that whole numbers are non-negative integers (including 0), so the correct answers are 0,16,6.
Which of the following is a whole number? Select all correct answers. Select all that apply:
7 11 0
Which of these is a correct application of the inverse property of addition? Select all correct answers. Select all that apply:
Correct answer: 3−3=0 −3+3=0 The inverse property of addition says that a+(−a)=(−a)+a=0 for all a.
Which of the following is a rational number? Enter your answer(s) separated by commas if needed. 40.1414414441...0.3030030003...1.813−−√
Remember that rational numbers consist of fractions, integers, terminating decimals, and infinite repeating decimals, so the correct answers are 1.8 and 4.
Which of the following are rational numbers? Select all correct answers. Select all that apply:
Remember that rational numbers consist of fractions, integers, terminating decimals, and infinite repeating decimals, so the correct answers are 4-√, 0.3333¯¯¯¯¯¯¯¯¯¯, and 0.123123123123....
Which of the following are rational numbers? Select all correct answers. Select all that apply:
Remember that rational numbers consist of fractions, integers, terminating decimals, and infinite repeating decimals, so the correct answers are 5,1112,1.74.
Which of the following is an irrational number? Enter your answer(s) separated by commas if needed. 176,6,17−−√,15−−√,7.154
Remember that rational numbers consist of fractions, integers, terminating decimals, and infinite repeating decimals, so the rational numbers are 176,7.154, and 6. Everything else is irrational, so the answers are 15−−√ and17−−√.
Which of the following are irrational numbers? Select all correct answers. Select all that apply:
Remember that rational numbers consist of fractions, integers, terminating decimals, and infinite repeating decimals, so the rational numbers are 2522,5,2.65. Everything else is irrational, so the answers are 17−−√,0.4848848884...,18−−√.
Which property is demonstrated by the following equation? (17+9)+14=17+(9+14)
This is the associative property of addition, which says that (a+b)+c=a+(b+c)
Which property is demonstrated by the following equation?(2×19)×10=2×(19×10) Select the correct answer below:
This is the associative property of multiplication, which says that (a×b)×c=a×(b×c)
Which property is demonstrated by the following equation? 13+2=2+13
commutative
Which property is demonstrated by the following equation?6×3=3×6 Select the correct answer below:
commutative
Which property is demonstrated by the following equation? 8×(9−10)=8×9−8×10
distributive
Which of the following are rational numbers? Select all correct answers. Select all that apply:
−5 0.2323232323... 6.81
