Simplify a^m × a^n:
Aa^(m-n)
Ba^(mn)
Ca^(m+n)
Da^(m/n)
Answer & Solution
Correct answer: C. a^(m+n)
1. The first law of indices: a^m × a^n = a^(m+n).
2. Multiplying same bases with different powers adds the powers.
3. Example: 5^3 × 5^2 = 5^5.
_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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