Logarithms

Maths, SSC-Punjab Class 9. This chapter is split into 36 topics and has 993 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Power law of logarithms 30 questions
2. Product law of logarithms 30 questions
3. Scientific notation in real measurements (Exercise 2.1) 24 questions
4. Applications: decibels and earthquake magnitude 28 questions
5. Integrated concept checks on logarithms 24 questions
6. Antilogarithm calculations and placing the decimal point 30 questions
7. Finding the common logarithm using the log table 30 questions
8. Natural logarithm 26 questions
9. Evaluating logarithmic expressions without a calculator 30 questions
10. Review Exercise 2: choose the correct option 24 questions
11. Characteristic of a logarithm 30 questions
12. Using a given logarithm to find others (Exercise 2.3 Q3) 28 questions
13. Applications: investment, population and temperature 25 questions
14. Change of base law 30 questions
15. Scientific to ordinary notation 30 questions
16. Computations with logarithm tables (Exercise 2.4 Q5, Review Exercise 2 Q9) 26 questions
17. Ordinary to scientific notation: small numbers 23 questions
18. Special values: log 1, log of the base, log 0 29 questions
19. Quotient law of logarithms 30 questions
20. Solving exponential equations using logarithm ideas 28 questions
21. Converting logarithmic form to exponential form 29 questions
22. Expanding logarithmic expressions 30 questions
23. Definition and history of logarithm 25 questions
24. Mantissa and the structure log = characteristic + mantissa 27 questions
25. Common logarithm values of numbers (Exercise 2.3 Q2) 28 questions
26. Bar notation and negative logarithms 27 questions
27. Scientific notation: definition and form 24 questions
28. Solving logarithmic equations 30 questions
29. Converting exponential form to logarithmic form 30 questions
30. Introduction and outcomes of the Logarithms unit 20 questions
31. Concept of antilogarithm and finding it from tables 26 questions
32. Finding the unknown in a logarithmic equation 30 questions
33. Common logarithm: base 10 and powers of ten 28 questions
34. Ordinary to scientific notation: large numbers 28 questions
35. Writing expressions as a single logarithm 30 questions
36. Common logarithm versus natural logarithm 26 questions