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The integrating factor of the first orde...

The integrating factor of the first order differential equation `x^2(x^2-1)(dy)/(dx)+x(x^2+1)y=x^2-1` is

A

`e^x`

B

`x-(1)/(x)`

C

`x+(1)/(x)`

D

`(1)/(x^2)`

Text Solution

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The correct Answer is:
B
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