Exploring U2 Algebra Vocabulary

This video tutorial introduces the vocabulary associated with algebra, focusing on key terms such as algebraic expressions, operators, terms, variables, coefficients, constants, and like terms. The instructor explains each concept with examples and highlights the importance of understanding these terms before solving algebraic problems. The video concludes with practice questions to reinforce the learning.

What is the primary focus of this algebra lesson?

• Solving equations

• Understanding algebraic vocabulary

• Graphing functions

• Learning about geometry

Which of the following is an operator in algebra?

• y

• +

• 5

• x

How many terms are in the expression 3x + 2y - 5?

• 2

• 4

• 1

• 3

In the expression 4x^2 + 3y, what are the variables?

• 4 and 3

• 2 and y

• x and y

• 4 and x

What is the coefficient of y in the expression 7x + 5y?

• 7

• 5

• x

• y

Which term in the expression 6x + 4 is a constant?

• x

• 6

• 4

• 6x

Why is the term 4 in the expression 2x + 4 called a constant?

• It is a variable

• It is multiplied by x

• It is always the same value

• It changes with x

Which of the following pairs are like terms?

• 6 and 6x

• 5x and 7x

• 4x and 4x^2

• 3x and 3y

In the expression 5x^2 + 3x + 8, which terms are like terms?

• 5x^2 and 3x

• 3x and 8

• 5x^2 and 8

• None of the above

What is the largest coefficient in the expression -10x + 6y?

• 10

• -6

• 6

• -10