Simplify a^m / a^n:
Aa^(m+n)
Ba^(m-n)
C1
Da^(mn)
Answer & Solution
Correct answer: B. a^(m-n)
1. The division law of indices: a^m / a^n = a^(m-n).
2. Dividing same bases subtracts the powers.
3. Example: 5^3 / 5^2 = 5^1 = 5.
_Source: ICMAI BoS CMA Foundation Paper 3 (Business Mathematics & Statistics), Module 2 §2.2 (Indices and Logarithms) + Module 5 (Standard Deviation), p. 112-160 + 318-340_
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