2026 SPS P1 Q20

2026 SPS P1 Q20

Secondary 4
4 marks
  1. Solve the inequality \(-15<3x-3\leq15\).[2]
  2. Represent your solution to part (a) on the number line below.[1]
  3. It is given that \(y\) is such that \(2\leq y\leq8\).
    If \(x\) and \(y\) are integers, find the smallest possible value of \(y^2-x^2\).[1]

Solution:

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Answer:(a),(b) \(-4<x\leq6\). (c) −32.

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