Unit 3: Terms, Factors, and Coefficients

Unit 3:​

Terms, Factors and Coefficients

By Mr. Ginarte

Poll

Who is your favorite Spider-Man?

• Who is Spider-man?

Multiple Choice

Equations are like a Balanced Scale; both sides need to be equal

• True
• False

Terms: A term can be a number, a variable, product of two or more variables or product of a number and a variable

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Factors: The numbers or variables that are multiplied to form a term​

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Variables: A letter or term that represents an unknown number or unknown value

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Coefficient​: A number used to multiply a variable

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Constant: ​The values which cannot be changed or which are fixed

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A number, a variable, product of two or more variables or product of a number and a variable

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Term

Multiple Choice

How many terms does the polynomial have?

• 1
• 2
• 3
• 4

Multiple Choice

terms that contain the same variable to the same power

• term
• coefficient
• constant 
• like terms

Multiple Choice

things that are being added or subtracted in an expression

• term
• variable
• factor
• coefficient

The numbers or variables that are multiplied to form a term​​

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Factors

​Factors: 5, x

Multiple Choice

What term is used to describe the parts of an expression that are being multiplied?
Example: 3(2m)(5m)

• terms
• factors
• variables
• constants

Multiple Choice

How many factors does the following term have:

-9xyz

• 4

• -9

• 3

• 1

A letter or term that represents an unknown number or unknown value

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Variable

Multiple Choice

Which letter's can be used to represent a variable?

• x

• y

• x and y

• Any letter!

Multiple Choice

What are the variables in the following expression: 3z + 4x - 1 + 7y

• 3, 4, 1 and 7
• z, x and y
• + and -
• 15

Multiple Choice

A symbol for a number we don't know yet. This is usually a letter.

• coefficient
• sum
• variable
• term

A number used to multiply a variable

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Coefficient

Multiple Choice

How many coefficients are in 12x + 7y - 2

• 1
• 2
• 3
• 4

Multiple Choice

What is the coefficient in the expression: 94a+2?

• 2
• 4
• 94
• 94a

Multiple Choice

Which expression includes 2 coefficients?  

• 2x - 4
• 8x + 2
• 23f - 9 + 16
• 3h + 5j -4

The values which cannot be changed or which are fixed

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Constant

Multiple Choice

What is the constant term in the polynomial below?
 8x² + 3x - 6

• 3
• 24
• -48
• -6

Multiple Choice

A number on its own that has a fixed value.

• constant
• coefficient
• term
• variable

Open Ended

What is your favorite animal?

Multiple Choice

Write an algebraic expression:
three times a number

• 3n
• 3/n
• 3+n
• 3-n

Multiple Choice

Write an algebraic expression:
10 less than a number

• 10n
• 10 - n
• n - 10
• 10/n

Multiple Choice

4 is the __________ of 4n.

• equation
• variable
• coefficient
• solution

Multiple Choice

A mathematical statement containing symbols such as < and > is called:

• a coefficient
• an equation
• an algebraic expression
• an inequality