Are You A Master Of Algebra? Take This Quiz

1) Name the property illustrated by (3c · 6) 2 = 3c (6 · 2).

Commutative property of multiplication

Associative property of addition

Associative property of multiplication

See page 13, Example 2b.

Explanation

See page 13, Example 2b.

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Are You A Master Of Algebra? Take This Quiz - Quiz

In its most general form, algebra is the study of mathematical symbols and the rules for manipulating these symbols; it is a unifying thread of almost all of mathematics. It includes everything from elementary equation solving to the study of abstractions such as groups, rings, and fields.
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2) Name the property illustrated by the equation 5 ·? (-2 – 7) = 5 ·? -2 – 5 ·? 7

Inverse Property

Distributive Property

Commutative Property

Associative Property

See page 13, Example 2

Explanation

See page 13, Example 2

3) Name the property illustrated by the statement below.
If 5n = 15, then 15 = 5n.

Name the property illustrated by the statement below.If 5n = 15, then 15 = 5n.

Symmetric property of equality

Transitive property of equality

Substitution property of equality

See page 21, Example 3b.

Explanation

See page 21, Example 3b.

4) Name the property of equality illustrated by the following statement. If n – 3 = 5 + 4, then n – 3 = 9.

Symmetric

Substitution

Reflexive

Transitive

See page 21, Example 3.

Explanation

See page 21, Example 3.

Identify the multiplicative inverse of 2.5.

.25

5.2

The multiplicative inverse of a number is the reciprocal of that number. In this case, the reciprocal of 2.5 is 1/2.5, which simplifies to 0.4. Therefore, the correct answer is 0.4.

Explanation

The multiplicative inverse of a number is the reciprocal of that number. In this case, the reciprocal of 2.5 is 1/2.5, which simplifies to 0.4. Therefore, the correct answer is 0.4.