(x + 5)2
f(x) = - ln (x6)
2

1
ln (ex-1)
lim x
x0+

Ą
f(x) = (sin 2x)cos x P0 Ą , f( )
4 4
f (x)
3
f(x) =
1 - 2x


1
f(x) = ln (x2 - 1) +
x2 - 1


1 1
lim -
x0+ x ex - 1

8a3
f(x) =
4a2 + x2

P0 2a , f(2a)
x
f (x) f(x) = sin
2




+"
dx
"
5
e2 x ln4 x


x
2
F (x) = (t3 - 1)e-t dt
0
y = tgx
Ą
ox x = 0 x =
4
f(x) = arctgx
"
< 0, 3 >