1. What is the difference between a term and an expression?

term is a single item consisting of one or all of a coefficient, a variable and an exponent, such as 3x2

An expression is a collection of terms, such as 3x2 + 4x + 2.

2. Can an expression have more than two terms?

Yes, an expression can have many terms. e.g. 3x + 6y − 2ab + 4f − 2x2

3. Is a power the same as an exponent?

Yes, they can also be called "indices" as well!

4. What name is given to ordinary number terms in algebra?

Numbers on their own in algebra are called constants. e.g. In the expression 3x + 6, the 6 is a constant.

5. What does a dot mean in algebra?

A dot between two algebraic terms or expressions means "multiply" .

A dot between two numbers is usually a decimal point.