Terms, Factors, Coefficients, Expressions Math 1 Lesson 1.1

Write an algebraic expression:

three times a number

• 3n

• 3 + n

• 3/n

• 3 - n

Write an algebraic expression:

10 less than a number

• 10n

• n - 10

• 10 - n

• 10/n

How many terms are in the expression 

 $36x^3+\ 27x^2\ -\ 18x\ -\ 9$  

• 3

• 4

• 7

• 9

What are the factors of the non-constant terms of the expression 11x² + 7x – 4?

• 11 and x², 7 and x

• 11 and 7

• There aren't any factors in these terms.

• x

4 is the __________ of 4n.

• equation

• coefficient

• variable

• solution

What are the terms of:

3x - 2y + 4

• 3x, 2y, 4

• 3x, -2y, 4

• 3x, -2y

• 3x, 2y

What are the term(s), coefficient, and constant term described by the phrase, “the cost of 4 tickets to the football game, where the price per ticket is t dollars, and a service charge of $10”?

• term: 4t, coefficient: 4, constant term: 10

• terms: 4t and 10, coefficient: 10, constant term: 4

• term: 14t, coefficient: 14, constant term: none

• terms: 4t and 10, coefficient: 4, constant term: 10

An amount of money in a bank account earns interest according to the following expression: P(1 + r)t, where P represents the initial deposit, r represents the interest rate, and t represents the period of time. How does increasing the period of time change the value of P?

• It will increase the value of P.

• It will not change the value of P.

• It will decrease the value of P.

• It is not possible to increase the period of time.

A number on its own that does not change and is without a variable is known as a _______________.

• Term

• Coefficient

• Variable

• Constant

A symbol for an unknown value is called a _______________. It is usually a letter such as a, X or Y.

• Constant

• Operator

• Variable

• Coefficient