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1.
- A. 3
- B. 3
- C. 3
- D. 3
Answer: Option B
Explanation:
a^2 + 1/a^ = 2, a - 1/a
a^2 + b^2 = (a - b)^2 + 2ab
2 = (a - 1/a)^2 + 2a1/a
(a - 1/a)^2 = 2 - 2
a - 1/a = 0
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1.
Answer: Option B
Explanation:
a^2 + 1/a^ = 2, a - 1/a
a^2 + b^2 = (a - b)^2 + 2ab
2 = (a - 1/a)^2 + 2a1/a
(a - 1/a)^2 = 2 - 2
a - 1/a = 0
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