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O-LevelAdditional MathematicsIndices and surds4037/12 · Oct/Nov 2016 · Q23 Marks

Given that (p^(1/2)q^(1/3)r^(2/3))/(p^(-1/5)(qr)^(3/2)) = p^a q^b r^c , find the value of each of the integers a, b and c.

  1. Given that (p^(1/2)q^(1/3)r^(2/3))/(p^(-1/5)(qr)^(3/2)) = p^a q^b r^c , find the value of each of the integers a, b and c.[3]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2016). The mark or mark type is shown in brackets.

  1. [3] a=1, b=-3, c=-1 B1 for each

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About this question

Topic
Indices and surds, O-Level Additional Mathematics (syllabus 4037). Structured question, 3 marks.
Source
O-Level Additional Mathematics, Oct/Nov 2016 Paper 1 Variant 2, question 2.

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