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New Discovering Mathematics Textbook 4A & 4B Solutions

Book A:

Book B:

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Chapter 1: Set Language and Notation

Try it yourself 1-19

Ex 1.1: Set Language

Ex 1.2: Venn Diagrams and Complement of a Set

Ex 1.3: Intersection and Union of Sets

Review Ex 1

Chapter 2: Data Analysis - Measures of Spread

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Ex 2.1 🔒 Subscribers

Ex 2.2 🔒 Subscribers

Ex 2.3 🔒 Subscribers

Ex 2.4 🔒 Subscribers

Ex 2.5 🔒 Subscribers

Review Ex 2 🔒 Subscribers

Chapter 3: Probability

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Ex 3.1 🔒 Subscribers

Ex 3.2 🔒 Subscribers

Ex 3.3 🔒 Subscribers

Review Ex 3 🔒 Subscribers

Revision Exercise

Revision Ex 1🔒 Subscribers

Chapter 4: Matrices

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Ex 4.1 🔒 Subscribers

Ex 4.2 🔒 Subscribers

Ex 4.3 🔒 Subscribers

Ex 4.4 🔒 Subscribers

Review Ex 4 🔒 Subscribers

Chapter 5: Vectors

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Ex 5.1 🔒 Subscribers

Ex 5.2 🔒 Subscribers

Ex 5.3 🔒 Subscribers

Ex 5.4 🔒 Subscribers

Ex 5.5 🔒 Subscribers

Review Ex 5 🔒 Subscribers

Revision Exercise

Revision Ex 2 🔒 Subscribers

Revision Practice

Revision Practice 1: Numbers and percentage

Revision Practice 2: Ratio and proportion