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Mathematics 2009 JAMB Past Questions

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11

A polynomial in x whose roots are 4/3 and -3/5 is?

  • A. 15x2 - 11x – 12
  • B. 15x2 + 11x – 12
  • C. 12x2 - x – 12
  • D. 12x2 + 11x – 15
View Answer & Discuss JAMB 2009
12

Which of the following equations represent the graph above?

  • A. y = 2+7x+4x2
  • B. y = 2-7x+4x2
  • C. y = 2+7x-4x2
  • D. y = 2-7x-4x2
View Answer & Discuss (1) JAMB 2009
13

W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7

  • A. 6/35
  • B. 10/21
  • C. 21/10
  • D. 35/6
View Answer & Discuss JAMB 2009
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14

Determine the value of x for which (x\(^2\) - 1) > 0?

  • A. x < -1 or x > 1
  • B. -1 < x < 1
  • C. x > 0
  • D. x < -1
View Answer & Discuss (22) JAMB 2009
15

Find the range of values of x for which 3x - 7 \(\leq\) 0 and x + 5 > 0?

  • A. -5 < x < \(\frac{7}{3}\)
  • B. -5 \(\leq\) x \(\leq\) \(\frac{7}{3}\)
  • C. -5 < x \(\leq\) \(\frac{7}{3}\)
  • D. -5 \(\leq\) x < \(\frac{7}{3}\)
View Answer & Discuss JAMB 2009
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