let-f-x-0-x-t-sin-t-dt-1-find-a-explicit-form-of-f-x-2-calculate-0-pi-2-t-sint-dt-

Question Number 46843 by maxmathsup by imad last updated on 01/Nov/18

l e t f (x) = \int_{0}^{x} \frac{t}{s i n (t)} d t

1) f i n d a e x p l i c i t f o r m o f f (x)

2) c a l c u l a t e \int_{0}^{\frac{π}{2}} \frac{t}{s i n t} d t