2024 BTYSS P2 Q5

2024 BTYSS P2 Q5

Secondary 4
7 marks
  1. By writing each value correct to 1 significant figure, estimate the value of
    \[\frac{50.2-24.6}{\sqrt{96}}\]
    Show your working.[2]
  2. Solve \(3x^2+x-2=0\).[2]
  3. Combine \(\dfrac{9}{x^2-16}-\dfrac{2}{x-4}\) into a single fraction.[3]

Solution:

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Answer:(a) \(3\) (b) \(x=\dfrac{2}{3}\) or \(-1\) (c) \(\dfrac{1-2x}{(x+4)(x-4)}\)

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