Mathematics 2017 Past Questions | JAMB
Study the following Mathematics past questions and answers for JAMB, WAEC NECO and Post-JAMB. Get prepared with official past questions and answers for upcoming examinations.
31. In how many ways can the word MATHEMATICS be arranged?
- A. \(\frac{11!}{9!2!}\)
- B. \(\frac{11!}{9!2!2!}\)
- C. \(\frac{11!}{2!2!2!}\)
- D. \(\frac{11!}{2!2!}\)
32. In how many ways can the word MACICITA be arranged?
- A. \(\frac{8!}{2!}\)
- B. \(\frac{8!}{3! 2!}\)
- C. \(\frac{8!}{2! 2! 2!}\)
- D. 8!
33. y is inversely proportional to x and y and 6 when x = 7. Find the constant of the variation
- A. 47
- B. 42
- C. 54
- D. 46
34. 
- A. 123o
- B. 170o
- C. 117o
- D. 137o
35. Find the equation of the locus of a point p (x, y) such that pv = pw, where v= (1, 1) and w = (3, 5)
- A. 2x + 2y = 9
- B. 2x + 3y = 8
- C. 2x + y = 9
- D. x + 2y = 8
36. Find ∫(x2 + 3x − 5)dx
- A. \(\frac{x_3}{3}\) – \(\frac{3x_2}{2}\) – 5x + k
- B. \(\frac{x_3}{3}\) – \(\frac{3x_2}{2}\) + 5x + k
- C. \(\frac{x_3}{3}\) + \(\frac{3x_2}{2}\) – 5x + k
- D. \(\frac{x_3}{3}\) + \(\frac{3x_2}{2}\) + 5x + k
37.
In the diagram above MN is a chord of a circle KMN centre O and radius 10cm. If < MON = 140°, find, to the nearest cm, the length of the chord MN.
- A. 10cm
- B. 18cm
- C. 17cm
- D. 12cm
38. If m * n = [mn − nm] for m, n belong to R, evaluate − 3 * 4
- A. 3
- B. 4
- C. 5
- D. 6
39. Factorize completely x2 + 12xy + y2 + 3x + 3y – 18
- A. (x + y + 6)(x + y -3)
- B. (x – y – 6)(x – y + 3)
- C. (x – y + 6)(x – y – 3)
- D. (x + y – 6)(x + y + 3)
40. Make S the subject of the relation
p = s + \(\frac{sm^2}{nr}\)
- A. s = \(\frac{nrp}{nr + m^2}\)
- B. s = nr + \(\frac{m^2}{mrp}\)
- C. s = \(\frac{nrp}{mr}\) + m2
- D. s = \(\frac{nrp}{nr}\) + m2