2026 NORTHBROOKS P1 Q14

2026 NORTHBROOKS P1 Q14

Secondary 4
4 marks
  1. Solve the inequalities \(2x-7<25\leq3x-2\).[3]
  2. Hence write down all the prime numbers that satisfy the inequality in (a).[1]

Solution:

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Answer:(a) \(9\leq x<16\) (b) \(11,13\).

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