Factorize x\(^2\) + 4x - 192

  • A (x-4) (x+48)
  • B (x-48) (x+4)
  • C (x-12) (x+16)
  • D (x-12) (x-16)
  • E (x+12) (x+16)
waec 1990mathematics

The correct answer is C. (x-12) (x+16)

x\(^2\) + 4x - 192

x\(^2\) + 16x - 12x - 192

x(x + 16) - 12(x + 16)

(x + 16)(x - 12)

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