15sin−15x4+c\frac{1}{5} \sin ^{-1} \frac{5 x}{4}+c51sin−145x+c
15sin−14x5+c\frac{1}{5} \sin ^{-1} \frac{4 x}{5}+c51sin−154x+c
14sin−15x4+c\frac{1}{4} \sin ^{-1} \frac{5 x}{4}+c41sin−145x+c
14sin−14x5+c\frac{1}{4} \sin ^{-1} \frac{4 x}{5}+c41sin−154x+c