🧮 Formula sheet
- 1.log(mn) = log m + log n
- 2.log(m/n) = log m − log n
- 3.log mⁿ = n log m
- 4.log_a b = log b / log a (change of base)
- 5.Mean Proportional between a and b = √(ab)
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Quantitative Aptitude (Maths, LR, Stats)
Ch 1 · Ratio, Proportion, Indices and Logarithms
5 concept points · 5 formulas · 4 exam-critical points.