निम्नंलिखित x के सापेक्ष समाकलन कीजिए |
(i) `(x)/(1+x^(4))`
(ii) `(1)/(sqrt(9-25x^(2))`

Answer

(i) ` = (1)/(2) tan^9-1) (x^(2))+c`
(ii) `I = (1)/(5)sin^(-1)((x)/(3//5))+c = (1)/(5)sin^(-1) (5x)/(3) +c`