/ 2 \ / 1 1 \
\4*a - 9/*|------- - -------|
\2*a - 3 2*a + 3/(4*a^2 - 9)*(1/(2*a - 3) - 1/(2*a + 3)) при a = 1/3
(4*a^2 - 9)*(1/(2*a - 3) - 1/(2*a + 3))
(4*(1/3)^2 - 9)*(1/(2*(1/3) - 3) - 1/(2*(1/3) + 3))
(4*(1/3)^2 - 9)*(1/(2/3 - 3) - 1/(2/3 + 3))
6
(-9.0 + 4.0*a^2)*(1/(-3.0 + 2.0*a) - 1/(3.0 + 2.0*a))
2
-54 + 24*a
--------------------
(-3 + 2*a)*(3 + 2*a)/ 2\ 6*\-9 + 4*a / -------------------- (-3 + 2*a)*(3 + 2*a)