The derivative of (x + \(\frac{1}{x}\))2 w.r.to. x is ………………..
A. 2x – \(\frac { 2 }{ x^{ 3 } } \)
B. 2x + \(\frac { 2 }{ x^{ 3 } } \)
C. 2(x + \(\frac{1}{x}\))
D. 0
Answer:A
The derivative of (x + \(\frac{1}{x}\))2 w.r.to. x is ………………..
A. 2x – \(\frac { 2 }{ x^{ 3 } } \) B. 2x + \(\frac { 2 }{ x^{ 3 } } \) C. 2(x + \(\frac{1}{x}\)) D. 0