
Logarithms and Exponential Equations
11th Grade · Math · 45 min
Lesson Preview
Learning Objective
I can convert exponential equations into logarithmic equations and vice versa.
- 1
If bᵖ = n, then p is the logarithm of n, and this is written logbn = p.
- 2
pH, which measures how acidic or basic a sample is, can be calculated with the formula: pH = -log₁₀H⁺, where H⁺ is the hydrogen ion concentration.
- 3
Logarithms are useful when dealing with extremely small or large numbers.
