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 1061: The derivatives of (2x + 1)(3x + 1) is Options:
  A) 12x + 1
  B) 6x + 5
  C) 6x + 1
  D) 12x + 5
  Show Answer
  The correct answer is D .
• Question 1062: Express 1223456 to 3 significant figures Options:
  A) 123000
  B) 124000
  C) 125000
  D) 126000
  Show Answer
  The correct answer is A .
• Question 1063: If gt² - k - w = 0, make g the subject of the formula Options:
  A) $\frac{k+w}{t^2}$
  B) $\frac{k-w}{t^2}$
  C) $\frac{k+w}{t}$
  D) $\frac{k-w}{t}$
  Show Answer
  The correct answer is A .
• Question 1064: find then equation line through (5, 7) parallel to the line 7x + 5y = 12 Options:
  A) 5x + 7y = 120
  B) 7x + 5y = 70
  C) x + y = 7
  D) 15x + 17y = 90
  Show Answer
  The correct answer is B .
• Question 1065: If sin x = cos 50^o, then x equals Options:
  A) 40^o
  B) 45^o
  C) 50^o
  D) 90^o
  E) 130^o
  Show Answer
  The correct answer is A .
• Question 1066: Solve the equation $3x^2-4x-5=0$ Options:
  A) x = 1.75 or − 0.15
  B) x = 2.12 or − 0.79
  C) x = 1.5 or − 0.34
  D) x = 2.35 or −1.23
  Show Answer
  The correct answer is B .
• Question 1067: If a : b = 5 : 8, x : y = 25 : 16; evaluate $\frac{a}{x}$ : $\frac{b}{y}$ Options:
  A) 125 : 128
  B) 3 : 5
  C) 3 : 4
  D) 2 : 5
  Show Answer
  The correct answer is D .
• Question 1068: Solve the following equation equation for x² + $\frac{2x}{r^2}$ + $\frac{1}{r^4}$ = 0 Options:
  A) r²
  B) $\frac{1}{r^4}$
  C) -$\frac{1}{r^2}$
  D) 1 - r
  Show Answer
  The correct answer is C .
• Question 1069: What is the perpendicular distance of a point (2, 3) from the line 2x - 4y + 3 = 0? Options:
  A) $\frac{\sqrt{5}}{2}$
  B) $\frac{\sqrt{5}}{20}$
  C) $\frac{5}{\sqrt{13}}$
  D) 6
  Show Answer
  The correct answer is A .
• Question 1070: What is the integral value of x which satisfy the inequality -1 < 3 -2x $\le$ 5? Options:
  A) -1. 0, 1, 2
  B) -2, 1, 0 , -1
  C) 0, 1, 2
  D) -1, 0, 1
  Show Answer
  The correct answer is D .