8 terms

What is an algebraic expression?

An expression that contains numbers, operations, and one or more symbol.

What are the parts of an algebraic expression called?

terms

Example: 3+ 2x + 7y

3, 2x, and 7y are the terms; terms are separated by addition and subtraction signs

Example: 3+ 2x + 7y

3, 2x, and 7y are the terms; terms are separated by addition and subtraction signs

What are symbols called that represent one or more numbers?

variable

Example: 3+ 2x + 7y

x and y are the variables.

Example: 3+ 2x + 7y

x and y are the variables.

What is the numerical factor of a term that contains a variable called?

coefficient

Example: 3+ 2x + 7y

2 and 7 are the coefficients

Example: 3+ 2x + 7y

2 and 7 are the coefficients

What are the terms called without a variable?

constant

Example: 3+ 2x + 7y

3 is the constant

Example: 3+ 2x + 7y

3 is the constant

Identify the terms, coefficients, and constants in the expression:

12 + 10c

12 + 10c

terms: 12, 10c

coefficients: 10

constants: 12

coefficients: 10

constants: 12

Identify the terms, coefficients, and constants in the expression:

15 + 3w + 1/2

15 + 3w + 1/2

terms: 15, 3w, 1/2

coefficients: 3

constants: 15, 1/2

coefficients: 3

constants: 15, 1/2

Identify the terms, coefficients, and constants in the expression:

z² + 9w - 2

z² + 9w - 2

terms: z², 9w, 2

coefficients: 9 (and 1 in front of z)

constants: 2

coefficients: 9 (and 1 in front of z)

constants: 2