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Solve the equation (x +2)(x - 7) = 0

Mathematics
WAEC 1995

Solve the equation (x +2)(x - 7) = 0

  • A. x = 1 or 8
  • B. x = -2 or 7
  • C. x = -4 or 5
  • D. x = -3 or 6
  • E. x= -5 or -2
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Correct Answer: Option B
Explanation

(x + 2)(x - 7) = 0

x + 2 = 0 \(\implies\) x = -2

x - 7 = 0 \(\implies\) x = 7

x = -2 or 7


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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Your School's Whatsapp Group - Join Us now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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