1.Listtheelementsofthegivensetthatarerationalnumbers.

1.List the elements of the given set that are rational numbers.a.  b.  c.  d.  e. 

ANSWER:  c

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   True

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.01m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:36 AM

2.State the property of real numbers being used.a.Distributive property b.Commutative property for multiplication c.Associative property for multiplication d.Commutative property for addition e.Associative property for addition

ANSWER:  e

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   False

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.10m

DATE CREATED:   6/11/2014 8:10 AM

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3.State the property of real numbers being used.a.Associative property for multiplication.b.Commutative property for addition.c.Associative property for addition.d.Distributive property.e.Commutative property for multiplication.

ANSWER:  c

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   False

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.07m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:52 AM

4.State the property of real numbers being used.a.Commutative property for addition b.Associative property for multiplication c.Distributive property d.Commutative property for multiplication e.Associative property for addition

ANSWER:  b

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   False

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.03m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:53 AM Copyright Cengage Learning. Powered by Cognero.Page 21.1 Real Numbers 2 / 4

5.Use properties of real numbers to write the expression 3( x + p ) without parentheses.a.3( p + x ) b.3x + 3p c.3x + p d.3xp e.none of these

ANSWER:  b

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   True

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.15m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:55 AM

6.Use properties of real numbers to write the expression 7( 6x ) without parentheses.a.294x b.13x c.6x + 7 d.42x e.42 + 7x

ANSWER:  d

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   True

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.17m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:56 AM Copyright Cengage Learning. Powered by Cognero.Page 31.1 Real Numbers 3 / 4

7. Use properties of real numbers to write the following expression without parentheses.a. 21y - 35x b. 35y - 21x c. 35x + 21y d. 35x - 21y e. 21x - 35y

ANSWER:  a

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   True

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.19m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/14/2014 8:57 AM

8. Use properties of real numbers to write the following expression without parentheses.a. 6x - 8y + 10z b. 2a + 6ax + 10ay - 8az c. 6ax - 8ay + 10az d. 6ax + 10ay - 8az e. 8ax - 6ay - 10az

ANSWER:  c

POINTS:  1

QUESTION TYPE:   Multi-Mode (Multiple choice)

HAS VARIABLES:   True

STUDENT ENTRY MODE:  Basic

OTHER:  srca.p.02.20m

DATE CREATED:   6/11/2014 8:10 AM

DATE MODIFIED:   8/25/2014 1:45 AM CopyrightCengageLearning.Poweredby Cognero.Page 41.1 Real Numbers

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