2024 BTYSS P2 Q1

2024 BTYSS P2 Q1

Secondary 4
6 marks
  1. Solve the equation \(5^x=\dfrac{1}{5}\).[1]
  2. Simplify \(\left(\dfrac{2}{x}\right)^2\div x^5\). Leave your answer in positive index form.[2]
  3. Factorise \(15a^2b^2-3ab^2\).[1]
  4. Expand and simplify \(6-2(x-5)\).[2]

Solution:

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Answer:(a) \(x=-1\) (b) \(\dfrac{4}{x^7}\) (c) \(3ab^2(5a-1)\) (d) \(16-2x\)

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