2025 MGS(S) PRELIMS P2 Q9

2025 MGS(S) PRELIMS P2 Q9

Secondary 4
6 marks

\(A=(-3,-1)\) and \(B=(5,-7)\). Find

  1. the equation of line (AB),[2]
  2. the value of \(k\) if \((k,3k)\) lies on \(AB\),[2]
  3. the value of \(a\) if \(4y=3ax+4\) is parallel to \(AB\).[2]

Solution:

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Answer:(a) \(y=-\frac34x-\frac{13}{4}\) (b) \(-\frac{13}{15}\) (c) \(-1\)

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