If a 2 + b 2 = 16 and 2ab = 7.Find all the possible
MATHEMATICS
JAMB 1990
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
Correct Answer: A. 3, -3
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