Summary/Background
In fact, use of logarithms is not necessary to solve the above equations. Can you see why?
Software/Applets used on this page
Glossary
solve
To find the answer or solution to a problem.
union
The union of two sets A and B is the set containing all the elements of A and B.
This question appears in the following syllabi:
| Syllabus | Module | Section | Topic |
|---|---|---|---|
| AP Calculus AB (USA) | 1 | Exponentials and logs | Logarithms & exponentials |
| AP Calculus BC (USA) | 1 | Exponentials and logs | Logarithms & exponentials |
| AQA A-Level (UK - Pre-2017) | C2 | Exponentials and logs | Logarithms & exponentials |
| AQA AS Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| AQA AS/A2 Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| CBSE X (India) | Algebra | Simultaneous equations | Algebraic solutions |
| CCEA A-Level (NI) | C2 | Exponentials and logs | Logarithms & exponentials |
| CIE A-Level (UK) | P2 | Exponentials and logs | Logarithms & exponentials |
| F Exponentials and Logarithms | F5 Solving Exponential Equations | Solving Exponential Equations | |
| Edexcel A-Level (UK - Pre-2017) | C2 | Exponentials and logs | Logarithms & exponentials |
| Edexcel AS Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| Edexcel AS/A2 Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| I.B. Higher Level | 1 | Exponentials and logs | Logarithms & exponentials |
| I.B. Standard Level | 1 | Exponentials and logs | Logarithms & exponentials |
| Methods (UK) | M2 | Exponentials and logs | Logarithms & exponentials |
| OCR A-Level (UK - Pre-2017) | C2 | Exponentials and logs | Logarithms & exponentials |
| OCR AS Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| OCR MEI AS Maths 2017 | Pure Maths | Exponentials and Logarithms | Further Log Equation Solving |
| OCR-MEI A-Level (UK - Pre-2017) | C2 | Exponentials and logs | Logarithms & exponentials |
| Pre-Calculus (US) | C5 | Exponentials and logs | Logarithms & exponentials |
| Pre-U A-Level (UK) | 1 | Exponentials and logs | Logarithms & exponentials |
| Scottish (Highers + Advanced) | HM3 | Exponentials and logs | Logarithms & exponentials |
| Scottish Highers | M3 | Exponentials and logs | Logarithms & exponentials |
| Universal (all site questions) | E | Exponentials and logs | Logarithms & exponentials |
| WJEC A-Level (Wales) | C2 | Exponentials and logs | Logarithms & exponentials |