MCR-Chapter 2 Test

How many terms are in the expression
3x + 2y + z

• 5
• 2
• 4
• 3

Tags

CCSS.6.EE.A.2B

Identify the variables in the expression
3x +  9

• x
• y
• 9
• 3x

Tags

CCSS.6.EE.A.2B

Identify a constant in the expression
3x + 2y + 7

• 3
• 2y
• 7
• 2

Tags

CCSS.6.EE.A.2B

Which of the following is not true of an expression?

• It can be solved
• It can be evaluated
• It is a mathematical phrase
• It does not have an equal sign

Tags

CCSS.6.EE.A.2C

How is the number 9 best described in the expression
9m + 3n + 4

• coefficient
• variable
• constant
• term

Tags

CCSS.6.EE.A.2B

A number with no variable attached is called a  _____.

• coefficient
• constant
• variable
• term

Tags

CCSS.6.EE.A.2B

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

Tags

CCSS.6.EE.A.2B

List the terms in this expression.

7x- 6y +8

• 7x, 8

• 7x, 6y, 8

• 7, 6, 8

• 7x, -6y, 8

Rewrite the product in exponential form.

3·(x+9)·3·(x+9)·3·(x+9)·3

• 3³(x+9)³

• 3⁴(x+9)³

• 3(x+9)

• 3³(x+9)⁴

Rewrite the product in exponential form.

-2·2·2·2·x·x·x·x

• (-2x)⁴

• -2⁴x⁴

• -2x⁴

• -2⁴x