# 1.1 Real Numbers and Algebra.pdf - Semester 1 Session...

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STK 1143 Mathematics Learning Unit 1 BASIC ALGEBRAIC OPERATIONS Semester 1 Session 2020/2021 || Nur Fazliana Rahim ||
Learning Unit Contents 1.1 • Real numbers and Algebra 1.2 • Exponent-Polynomials 1.3 • Coordinates 1.4 • Equations 1.5 • Inequalities
1.1 Real numbers and Algebra
Learning Outcome By the end of this subtopics, students will be able to understand natural numbers, whole numbers, integers, rational numbers and irrational numbers. represent the relationship of number sets in a real number system diagrammatically. Solve algebraic operations.
Real Numbers Used everyday to quantify something such as height, age, length, distance, time
Main Classification Real Numbers Irrational numbers Rational numbers Integers Negative numbers Whole numbers Zero Natural numbers Non- integers
Natural numbers, N Used for counting things or objects. 𝑁𝑁 = {1,2,3,4,…} Whole numbers, W Natural numbers together with 0 . 𝑊𝑊 = {0,1,2,3, … } Integers, Z The negative and positive natural numbers together with 0.