What is the value of 3^4 ÷ 3^2?
Correct answer: C. 9
- A. 3
- B. 6
- C. 9
- D. 12
Explanation
When powers with the same base are divided, subtract the exponents: 3^(4−2) = 3^2. Therefore, the value is 9.
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About Basic Mathematics: Fractions, Percentages, Ratios and Indices
Work with fractions includes simplification, conversion, operations and comparison, while percentages cover increases, decreases, profit, loss and reverse percentage calculations. Ratios and proportions describe relationships between quantities, and indices cover laws of exponents, zero and negative powers, fractional indices, and scientific notation.
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