Q. If xa+b+1=xa-b+a-ba+b, then x is equal to
A) a+b
B) 2a-b
C) 2a+b
D) a-b
✔ Correct Answer: a-b
Exam Insight
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A) a+b
B) 2a-b
C) 2a+b
D) a-b
✔ Correct Answer: a-b
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