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((x^(2) - 1))/((x^(2) + 7x+1))...

`((x^(2) - 1))/((x^(2) + 7x+1))`

Text Solution

Verified by Experts

The correct Answer is:
`((7x^(2) + 4x + 7))/((x^(2) + 7x+ 1)^(2))`
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