Notes, solutions of unit 02, General Mathematics 9, for Punjab Curriculum & Textbook Board (PCTB), Lahore.

* Find Highest Common Factor and Least Common Multiple of algebraic expressions.

• Use factor or division method to determine Highest Common Factor and Least Common Multiple.
• Know the relationship between H.C.F. and L.C.M.
• Solve real life problems related to H.C.F. and L.C.M.
• Use Highest Common Factor and Least Common Multiple to reduce fractional expressions involving $+ , – , \times , \div $ .
• Find square root of algebraic expressions by factorization and division.

• Unit 01: Percentage Ratio and Proportion
• Unit 02: Zakat, Ushr and Inheritance
• Unit 03: Business Mathematics
• Unit 04: Financial Mathematics
• Unit 05: Consumer Mathematics
• Unit 06: Exponents and Logarithms
• Unit 07: Arithmatic and Geometric Sequence
• Unit 08: Sets and Functions
• Unit 09: Linear Graphs
• Unit 10: Basic Statistic