Introduction to Algebra

The video introduces mathematics as a vital part of daily life, emphasizing its role in everyday activities. It explains basic arithmetic operations and introduces algebra, highlighting the difference between arithmetic and algebra. Through practical examples, it demonstrates how algebra uses variables to solve problems, and discusses algebraic expressions and equations.

Which of the following is NOT a basic operation in arithmetic?

• Addition

• Exponentiation

• Multiplication

• Subtraction

In algebra, what do we use to represent an unknown value?

• A shape

• An alphabet

• A symbol

• A number

If a pencil costs $3, how much would 5 pencils cost?

• $25

• $10

• $20

• $15

What is the term for a number that does not change in an algebraic expression?

• Variable

• Constant

• Coefficient

• Exponent

What is the result called when an algebraic expression is equated?

• Equation

• Expression

• Inequality

• Function

In the equation 3x = y, what does 'x' represent?

• A product

• A coefficient

• A variable

• A constant

What operation is represented by a dot in algebraic expressions?

• Multiplication

• Subtraction

• Addition

• Division