Jamb Mathematics Past Questions For Year 2009
Question 11
A polynomial in x whose roots are 4/3 and -3/5 is?
- A. \(15x^2 - 11x – 12\)
- B. \(15x^2 + 11x – 12\)
- C. \(12x^2 - x – 12\)
- D. \(12x^2 + 11x – 15\)
Question 12
Which of the following equations represents the graph above?
- A. \(y = 2+7x+4x^2\)
- B. \(y = 2-7x+4x^2\)
- C. \(y = 2+7x-4x^2\)
- D. \(y = 2-7x-4x^2\)
Question 13
W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7
- A. 6/35
- B. 10/21
- C. 21/10
- D. 35/6
Question 14
Determine the value of x for which (x\(^2\) - 1) > 0?
- A. x<-1 or x >1
- B. -1 < x <1
- C. x > 0
- D. x < -1
Question 15
Find the range of values of x for which 3x - 7 \(\leq\) 0 and x + 5 > 0?
- A. -5 < x < \(\frac{7}{3}\)
- B. -5 \(\leq\) x \(\leq\) \(\frac{7}{3}\)
- C. -5 < x \(\leq\) \(\frac{7}{3}\)
- D. -5 \(\leq\) x
