2026 NASS P1 Q6

2026 NASS P1 Q6

Secondary 4
3 marks

Factorise completely.

  1. \(15\pi-24\pi b+3\pi^2\)[1]
  2. \(4x^2+9y^2-12xy-64\)[2]

Solution:

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Answer:(a) \(3\pi(5-8b+\pi)\). (b) \((2x-3y-8)(2x-3y+8)\).

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