I advice you to practice the 1 and 2 chapter and just learn the reasoning how to solve a problem and try to solve the past year papers

Important Questions for Maths 9th:

1. What are the basic concepts of algebra?
- Variables and Constants
- Equations and Inequalities
- Linear and Quadratic Equations
- Exponents and Radicals

2. How to solve linear equations?
- Isolate the variable
- Use inverse operations
- Check the solution

3. How to graph linear equations?
- Plot points and connect them
- Use slope-intercept form
- Identify slope and y-intercept

4. What are the properties of exponents?
- Product Rule
- Power Rule
- Quotient Rule
- Zero Exponent Rule
- Negative Exponent Rule

5. How to simplify expressions with exponents?
- Combine like terms
- Use the properties of exponents
- Apply order of operations

6. How to solve quadratic equations?
- Factoring
- Quadratic Formula
- Completing the Square

7. What are the properties of triangles?
- Angle Sum Property
- Exterior Angle Property
- Pythagoras Theorem
- Congruent Triangles

8. How to find the area and perimeter of different shapes?
- Rectangle
- Square
- Triangle
- Circle

9. How to apply trigonometry?
- Sine, Cosine, and Tangent
- Finding missing sides and angles
- Applications in real-life situations

10. How to interpret and draw graphs?
- Reading and interpreting graphs
- Drawing graphs from data
- Identifying trends and patterns

In conclusion, these important questions cover a wide range of topics in 9th-grade maths. These concepts are essential for students to understand as they build a strong foundation for higher-level maths. It is recommended to practice these questions regularly to master the concepts and improve problem-solving skills.