If y=x2−1x. find dy/dx
...If y=x2−1x. find dy/dx
2x - (1/x2)
2x + x2
2x - x2
2x + (1/x2)
Correct answer is D
y=x2−1x=x2−x−1
dydx=2x−(−x−2)
= 2x+1x2
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