157 --- 50 / | | sin(9*x)*cos(8*x) dx | / 0
Integral(sin(9*x)*cos(8*x), (x, 0, 157/50))
/628\ /1413\ /628\ /1413\ 9*cos|---|*cos|----| 8*sin|---|*sin|----| 9 \ 25/ \ 50 / \ 25/ \ 50 / -- - -------------------- - -------------------- 17 17 17
=
/628\ /1413\ /628\ /1413\ 9*cos|---|*cos|----| 8*sin|---|*sin|----| 9 \ 25/ \ 50 / \ 25/ \ 50 / -- - -------------------- - -------------------- 17 17 17
9/17 - 9*cos(628/25)*cos(1413/50)/17 - 8*sin(628/25)*sin(1413/50)/17
Use the examples entering the upper and lower limits of integration.