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 1311: If a $\ast$ b = + $\sqrt{ab}$, evaluate 2 $\ast$(12 $\ast$ 27) Options:
  A) 12
  B) 9
  C) 6
  D) 2
  Show Answer
  The correct answer is C .
• Question 1312: A chord of a circle subtends an angle of 12o degrees at the centre of a circle of diameter 4√3 cm. Calculate the area of the major sector. Options:
  A) 4π cm²
  B) 32 π cm²
  C) 16 π cm²
  D) 8 π cm²
  Show Answer
  The correct answer is D .
• Question 1313: Assuming log_e 4.4 = 1.4816 and log_e 7.7 = 2.0142, then the value of log_e $\frac{7}{4}$ is Options:
  A) 0.5326
  B) 3.4958
  C) 0.4816
  D) 0.0142
  E) 1.3594
  Show Answer
  The correct answer is A .
• Question 1314: Find the equation of a line perpendicular to line 2y = 5x + 4 which passes through (4, 2). Options:
  A) 5y - 2x -18 = 0
  B) 5y + 2x - 18 = 0
  C) 5y - 2x + 18 = 0
  D) 5y + 2x - 2 = 0
  Show Answer
  The correct answer is B .
• Question 1315: The graph of the function y = x² + 4 and a straight line PQ are drawn to solve the equation x² - 3x + 2 = 0. What is the equation of PQ? Options:
  A) y = 3x - 2
  B) y = 3x + 2
  C) y = 3x - 4
  D) y = 3x + 4
  Show Answer
  The correct answer is B .
• Question 1316: In the equation below, Solve for x if all the numbers are in base 2: $\frac{11}{x}$ = $\frac{1000}{x+101}$ Options:
  A) 101
  B) 11
  C) 110
  D) 111
  E) 10
  Show Answer
  The correct answer is B .
• Question 1317:

  Given that sin (5$x$ − 28)${}^o$ = cos(3$x$ − 50)${}^o$, O$x$ < 90${}^o$

  Find the value of $x$

  Options:
  A) 14${}^o$
  B) 21${}^o$
  C) 32${}^o$
  D) 39${}^o$
  Show Answer
  The correct answer is B .
• Question 1318: Divide x³ - 2x² - 5x + 6 by (x - 1) Options:
  A) x² - x - 6
  B) x² - 5x + 6
  C) x² - 7x + 6
  D) x² - 5x - 6
  Show Answer
  The correct answer is A .
• Question 1319: Factorize completely (4x + 3y)² - (3x - 2y)² Options:
  A) (x + 5y)(7x + y)
  B) (x + 5y)(7x - y)
  C) (x - 5y)(7x + y)
  D) (x - 5y)(7x -y)
  Show Answer
  The correct answer is A .
• Question 1320:

  

  Which of the following equations represents the graph above?

  Options:
  A) y = 2 + 7x + 4x²
  B) y = 2 - 7x + 4x²
  C) y = 2 + 7x - 4x²
  D) y = 2 - 7x - 4x²
  Show Answer
  The correct answer is D .