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Indices and roots

Use the rules of indices, including zero, negative and fractional indices (HL), and square roots.

In review 2nd Year3rd Year HigherOrdinary
Helps to know first: Order of operations
29practice questions

Fill the gaps: 1 · Match the pairs: 6 · Multiple choice: 8 · Select all that apply: 7 · Numeric answer: 7

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Numeric answer
9^5 × 9^8 = 9^k. Find k.
Whole numbers, decimals (2.5) or fractions (3/4).
Hint 1

When multiplying powers of the same base, what happens to the indices?

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