Factorising quadratics with negative leading terms

Factorising quadratics with negative leading terms

Secondary 2
TGM Original Questions

Factorise each of the following expressions completely.

  1. \(-6x^{2} - 5x + 4\)
  2. \(-6m^{2} + 19m - 10\)
  3. \(-4p^{2} - 25p - 6\)
  4. \(-10q^{2} + q + 3\)

Solution:

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Answer:(a) \((-2x + 1)(3x + 4)\); (b) \((-3m + 2)(2m - 5)\); (c) \((-4p - 1)(p + 6)\); (d) \((-5q + 3)(2q + 1)\).

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