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Observe the following statements : (i) ...

Observe the following statements :
(i) `f(x)=ax^(41)+bx^(-40) rArr (f''(x))/(f(x))=1640x^(-2)`
(ii) `(d)/(dx)((2x)/(1-x^(2)))=(1)/(1+x^(2))`
Which of the following is correct ?

A

(i) is true, but (ii) is false,

B

both (i) and (ii) are true,

C

neither (i) nor (ii) is true,

D

(i) is false, but (ii) is true.

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The correct Answer is:
A
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