2.1 - Math Language & Symbols

Math Expressions

These are expressions that consist of terms - which are numbers, letters, and operators.

Multinomial

It is a Type of Math Expression that contains four terms. (2a-3b+4c-d; 5x-37+2z+4)

Monomial

It is a Type of Math Expression that contains one term only. (2x; 5y; -32m)

Trinomial

It is a Type of Math Expression that contains three terms. (2a-3b+4c; 5x-3y+2z; 6x+9y-4)

Division

It is an Operational Symbol that is phrased like: - divided by - the quotient of - per

Subtraction

It is an Operational Symbol that is phrased like: - minus - the difference of - decreased by - subtracted from

Multiplication

It is an Operational Symbol that is phrased like: - multiplied by - the product of - times of

Addition

It is an Operational Symbol that is phrased like: - plus - the sum of - increased by - total - added to

Open Sentence

It is a Type of Math Sentence that is not sure if the math sentence can true or false. (2xy < 3y)

Language

It is the system of words and symbols used to express ideas.

Mathematical Language

It is the system to communicate mathematical ideas.

Convention

It is the technique agreed by mathematicians - which is used to process math problems.

Context

It refers to the topics being studied.

4 Characteristics of Math Language

1. It is about ideas. 2. It is non-temporal. 3. It is non-emotional. 4. It is precise

4 Ways to Solve a Math Problem

1. Modeling and Formulating 2. Transforming and Manipulating 3. Inferring (or Deduction) 4. Communicating

4 Types of Math Expressions

1. Monomial 2. Binomial 3. Trinomial 4. Multinomial

4 Operational Symbols

1. Multiplication 2. Division 3. Addition 4. Subtraction

2 Types of Math Sentence

1. Open Sentence 2. Closed Sentence

Binomial

It is a Type of Math Expression that contains two terms. (2x-3y; 5x+9y; -3m+2n)

Closed Sentence

It is a Type of Math Sentence that can be sure if the math sentence is true or false. ( 2(x+y) = 2x+2y )