2024 BTYSS P2 Q2

2024 BTYSS P2 Q2

Secondary 4
6 marks
  1. Calculate the length between \(P(1,-3)\) and \(Q(5,12)\).[2]
    1. \(y\) is inversely proportional to \(\sqrt{x}\).
      When \(x=9\), \(y=5\).
      Find an equation connecting \(x\) and \(y\).[2]
    2. Find the value of \(y\) when \(x=25\).[2]

Solution:

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Answer:(a) \(15.5\) (b)(i) \(y=\dfrac{15}{\sqrt{x}}\) (ii) \(y=3\)

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