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4MA1/2FR Jun 2022, Question 6: Further Powers and Roots

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2FR (Foundation) · Calculator · 4 marks

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The question, in short

Evaluate a square root and a cube, then fill in missing numbers in two calculations so each becomes correct.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Part (ai) · 1 mark

Find the value of √31.36.

  1. 15.6 × 5.6 = 31.36
  2. 2So √31.36 = 5.6

Answer5.6

Part (aii) · 1 mark

Find the value of 14³.

  1. 1Cube 14: 14 × 14 = 196
  2. 2196 × 14 = 2744

Answer2744

Part (bi) · 1 mark

Choose the number to place in 10 − ... × 2 = 4.

  1. 1Solve: 10 − x × 2 = 4
  2. 2x × 2 = 6
  3. 3x = 3

Answer3

Part (bii) · 1 mark

Choose the number to place in (5 + ...) × 3 = 36.

  1. 1Solve: (5 + x) × 3 = 36
  2. 25 + x = 12
  3. 3x = 7

Answer7

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