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Mathematics 1998 WAEC Past Questions

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16
For what value of x is the expression
x - 5/x2 - 2x - 3
not defined?
  • A. 3, 1
  • B. -1, -3
  • C. -1, 3
  • D. 3, -2
  • E. 1, -3
View Answer & Discuss (2) WAEC 1998
17

Make S the subject of the formula: \(V = \frac{K}{\sqrt{T-S}}\)

  • A. \(T-\frac{K^2}{V^2} = S\)
  • B. \(T+\frac{K^2}{V^2} = S\)
  • C. \(T-\frac{K^2}{V} = S\)
  • D. \(T-\frac{K}{V} = S\)
  • E. \(T-\frac{K}{V^2} = S\)
View Answer & Discuss (3) WAEC 1998
18

Find the equation whose roots are \(\frac{2}{3}and \frac{-1}{4}\)

  • A. \(12x^2-5x+2=0\)
  • B. \(12x^2-11x+2=0\)
  • C. \(x^2-\frac{11}{12}x+2=0\)
  • D. \(x^2+\frac{11}{12}x-2=0\)
  • E. \(12x^2+11x+2=0\)
View Answer & Discuss (4) WAEC 1998
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19
Find (X-Y) if 4x - 3y = 7 and 3x - 2y = 5
  • A. 4
  • B. 3
  • C. 2
  • D. -2
  • E. -3
View Answer & Discuss (3) WAEC 1998
20

solve the inequality \((Y-2)<\frac{y}{3}\)

  • A. y > -9
  • B. y < 3
  • C. y > 4
  • D. y < 9
  • E. y > 0
View Answer & Discuss (6) WAEC 1998
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