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Question

Quantitative Aptitude Question on Quadratic Equation

The value of 1x+1+2x1−x2+xx−1\frac{1}{x+1}+\frac{2x}{1-x^2}+\frac{x}{x-1} is :

A

1x\frac{1}{x}

B

x

C

1

D

2

Answer

1

Explanation

Solution

The correct answer is (C) : 1.