Jamb Mathematics Questions
Question 16:
If a2 + b2 = 16 and 2ab = 7.Find all the possible values of (a - b)
- A 3, -3
- B 2, -2
- C 1, -1
- D 3, -1
Question 19:
What must be added to 4x2 - 4 to make it a perfect square?
- A \(\frac{-1}{x^2}\)
- B \(\frac{1}{x^2}\)
- C 1
- D -1
Question 20:
Find the solution of the equation x - 8\(\sqrt{x}\) + 15 = 0
- A 3, 5
- B -3, -5
- C 9, 25
- D -9, 25