Numerical and Algebraic Expressions Test Prep

A(n) ______ tells the number of times the base is used as a factor.

• Algebraic Expression

• Coefficient

• Exponent

• Factor Tree

Answer explanation

Example:

4²

Base= 4

Exponent= ²

4²=4⋅4=16

A letter or symbol that represents an unknown quantity is a(n) ______.

• Variable

• Exponent

• Like Terms

• Algebraic Expression

Answer explanation

Example:

8x

x is the variable, 8 is the coefficient.

What is the definition of coefficient?

A diagram that shows the prime factors of a composite number is a(n) _______.

• Algebraic Expression

• Exponent

• Factor Tree

• Like Terms

Answer explanation

Are these like terms?

• Yes

• No

Answer explanation

Terms: operations in expressions that are separated by + and - signs.

Like terms: terms that have the same variable

Are these like terms?

• Yes

• No

What steps would you take to simplify the following expression?

4(3q-q)

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Write the following expression using an exponent:

8⋅8⋅8⋅8⋅8⋅8⋅8

Write the following expression using an exponent:

4

Write the following expression using an exponent:

10 ⋅ 10 ⋅ 10 ⋅ 10

Evaluate this expression:

9^2