Q. If x = (a/b) + (b/a), y = (b/c) + (c/b) and z = (c/a) + (a/c), then what is the value of xyz – x2 – y2 – z2?
A) 2
B) – 4
C) – 6
D) – 1
✔ Correct Answer: – 4
Exam Insight
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A) 2
B) – 4
C) – 6
D) – 1
✔ Correct Answer: – 4
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