A quadratic root

A quadratic root

Secondary 2
4 marks
TGM Original Questions

\(x=3\) is a root of \(2x^2+px-15=0\).

  1. Find \(p\).[2]
  2. Find the other root of the equation.[2]

Solution:

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Answer:(a) \(p=-1\); (b) \(x=-\frac{5}{2}\).

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