f(x) =
xi -
- g(x) x =
(f g)(x) + =
x y + X
(f g)(x) -
=
x3 4 -
55X
(fg)(x) =
x)
x y(x5 =
x 5x -
25X
=
() -
15
()
=
(1)(2) 8-
= -
6
(f(g)(x) =
=
=
x=3 or X(3 or XX3
xi -
- g(x) x =
(f g)(x) + =
x y + X
(f g)(x) -
=
x3 4 -
55X
(fg)(x) =
x)
x y(x5 =
x 5x -
25X
=
() -
15
()
=
(1)(2) 8-
= -
6
(f(g)(x) =
=
=
x=3 or X(3 or XX3