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Mathematics 1985 JAMB Past Questions

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16
If 32y + 6(3y) = 27. Find y
  • A. 3
  • B. -1
  • C. 2
  • D. -3
  • E. 1
View Answer & Discuss (4) JAMB 1985
17
Factorize abx2 + 8y - 4bx - 2axy
  • A. (ax - 4)(bx - 2y)
  • B. (ax + b)(x - 8y)
  • C. (ax - 2y)(bx - 4)
  • D. (bx - 4)(ax - 2y)
  • E. (abx - 4)(x - 2y)
View Answer & Discuss JAMB 1985
18
At what real value of x do the curves whose equations are y = x3 + x and y = x2 + 1 intersect?
  • A. -2
  • B. 2
  • C. -1
  • D. 9
  • E. 1
View Answer & Discuss (2) JAMB 1985
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19
If the quadratic function 3x2 - 7x + R is a perfect square, find R
  • A. \(\frac{49}{24}\)
  • B. \(\frac{49}{12}\)
  • C. \(\frac{49}{13}\)
  • D. \(\frac{49}{3}\)
  • E. \(\frac{49}{36}\)
View Answer & Discuss (3) JAMB 1985
20

Solve for (x, y) in the equation 2x + y = 4: x^2 + xy = -12

  • A. (6, -8): (-2, 8)
  • B. (3, -4): (-1, 4)
  • C. (8, -4): (-1, 4)
  • D. (-8, 6): (8, -2)
  • E. (-4, 3): (4, -1)
View Answer & Discuss (1) JAMB 1985
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