Identifying Parts of Expressions in Algebra

What is the term used to describe letters used in algebraic expressions?

• Constants

• Coefficients

• Variables

• Terms

What are the variables in the expression 3x^2 + 4x + y?

• x^2, y

• 3x^2, 4x

• 3, 4

• x, y

If no number is visible before a variable, what is the assumed coefficient?

• 10

• 2

• 1

• 0

What does the coefficient of y in the expression 3x^2 + 4x + y equal?

• 3

• 4

• 1

• 0

Which of the following is a constant in the expression 7 + 2d + 9f + 3^2?

• 2d

• 9f

• 3^2

• 7

In the expression 7xy + 5w - 7m + 6, how many terms are there?

• 3

• 4

• 5

• 6

What operation is implied when a number and a letter are placed next to each other?

• Division

• Addition

• Subtraction

• Multiplication

What type of operation is represented by the expression 3x squared?

• Division

• Addition

• Subtraction

• Multiplication

Which expression contains only one constant: 18 + 5r^3, 90h - 4, 76b, 41y - 8y + 7y?

• 76b

• 18 + 5r^3

• 41y - 8y + 7y

• 90h - 4

Which of the following is not a term in the expression 7 + 2d + 9f + 3^2?

• +

• 9f

• 2d

• 7