Simultaneous Equations - Logarithms
More Lessons for A Level Maths
Math Worksheets
Examples, solutions, videos, activities, and worksheets that are suitable for A Level Maths to help students learn how to solve exponential and logarithmic simultaneous equations.
Solving exponential equations
Solving exponential equations where a substitution is needed and exponential simultaneous equations.
Examples:
1. Solve the equation
2x + 21-x = 3
2. Solve the simultaneous equations
3x × 9y = 1
22x × 4y = 1/8
Example:
Solve the simultaneous equations
log3x + log3y = 2
log3(2y - 3) - 2log9x = 1
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