Mathematics Exam Past Questions and Answers | JAMB, WAEC and NECO

Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.

• Question 1481: Find ${\int }_0^1$ cos4 x dx Options:
  A) $\frac{3}{4}$ sin 4x + k
  B) -$\frac{1}{4}$ sin 4x + k
  C) -$\frac{3}{4}$ sin 4x + k
  D) $\frac{1}{4}$ sin 4x + k
  Show Answer
  The correct answer is D .
• Question 1482:

  Find the gradient of the line joining the points (3, 2) and (1, 4).

  Options:
  A) 3/2
  B) 2/1
  C) -1
  D) 3/2
  Show Answer
  The correct answer is C .
• Question 1483: Integrate $\frac{x^2-\sqrt{x}}{x}$ with respect to x Options:
  A) $\frac{x^2-\sqrt{x}}{x^2}$ + k
  B) $\frac{x^2}{2}$ - $\sqrt{x}$ + k
  C) $\frac{2(x^2-x)}{3x}$ + k
  D) $\frac{x^2}{2}$ - 2$\sqrt{x}$ + k
  Show Answer
  The correct answer is D .
• Question 1484:

  

  Find the area of the figure above

  [π = ²²/₇]

  Options:
  A) 12.5 cm²
  B) 75.0 cm²
  C) 78.5 cm²
  D) 84.8 cm²
  Show Answer
  The correct answer is D .
• Question 1485:

  Find the average of the first four prime numbers greater than 10

  Options:
  A) 20
  B) 19
  C) 17
  D) 15
  Show Answer
  The correct answer is D .
• Question 1486: If m * n = [m_n − n_m] for m, n belong to R, evaluate − 3 * 4 Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is C .
• Question 1487: Simplify 4$\frac{3}{4}$ - 6$\frac{1}{4}$ Options:
  A) -7$\frac{7}{8}$
  B) $\frac{-2}{7}$
  C) $\frac{-10}{21}$
  D) $\frac{10}{21}$
  Show Answer
  The correct answer is B .
• Question 1488: If x³ - 12x - 16 = 0 has x = -2 as a solution then the equaion has Options:
  A) x = -4 as a solution also
  B) 3 roots all different
  C) 3 roots with two equal and the third different
  D) 3 roots all equal
  E) only one root
  Show Answer
  The correct answer is B .
• Question 1489: Differentiate (2x+5)²(x-4) with respect to x. Options:
  A) 4(2x+5)(x-4)
  B) 4(2x+5)(4x-3)
  C) (2x+5)(2x-13)
  D) (2x+5)(6x-11)
  Show Answer
  The correct answer is D .
• Question 1490: Find the equation of a line which is from the origin and passes through the point (−3, −4) Options:
  A) y = $\frac{3x}{4}$
  B) y = $\frac{4x}{3}$
  C) y = $\frac{2x}{3}$
  D) y = $\frac{x}{2}$
  Show Answer
  The correct answer is B .