0580/31 May/Jun 2026, Question 2: Laws of Indices
Cambridge IGCSE Mathematics 0580 · Paper 31 (Core) · Calculator · 2 marks
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The question, in short
Two short arithmetic items: express a repeated multiplication of 7 as a power, and evaluate the square of 17.4.
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Part (a) · 1 mark
Rewrite the product of six factors of 7 as a single power of 7.
- 1There are six 7s multiplied together
- 27 × 7 × 7 × 7 × 7 × 7 = 7⁶
Answer7⁶
Part (b) · 1 mark
Work out the value of 17.4 squared.
- 117.4² = 17.4 × 17.4
- 2= 302.76
Answer302.76
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Also searched as: 0580/31/M/J/26 · 0580_s26_qp_31 · 0580 s26 31 · question 2.
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