1 acos(x) - ------------- - ------- ________ 2 / 2 x x*\/ 1 - x ------------------------- acos(x) ------- + 1 x
2 / 1 acos(x)\ |----------- + -------| | ________ x | | / 2 | 1 2*acos(x) 2 \\/ 1 - x / - ----------- + --------- + -------------- - ------------------------ 3/2 3 ________ 2 / acos(x)\ / 2\ x 2 / 2 x *|1 + -------| \1 - x / x *\/ 1 - x \ x / --------------------------------------------------------------------- acos(x) 1 + ------- x
3 / 1 acos(x)\ / 1 acos(x)\ / 1 2*acos(x) 2 \ 2*|----------- + -------| 3*|----------- + -------|*|- ----------- + --------- + --------------| | ________ x | | ________ x | | 3/2 3 ________| | / 2 | | / 2 | | / 2\ x 2 / 2 | 6*acos(x) 6 3*x 2 \\/ 1 - x / \\/ 1 - x / \ \1 - x / x *\/ 1 - x / - --------- - -------------- - ----------- + ------------- - -------------------------- + ---------------------------------------------------------------------- 4 ________ 5/2 3/2 2 / acos(x)\ x 3 / 2 / 2\ / 2\ 3 / acos(x)\ x*|1 + -------| x *\/ 1 - x \1 - x / x*\1 - x / x *|1 + -------| \ x / \ x / ---------------------------------------------------------------------------------------------------------------------------------------------------------------- acos(x) 1 + ------- x