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, 0 x ,
1 4
F (x ) 1 ( sin 2x ), x ,
7.9 2 4 4
, 1 x 4 .
x ; 0 x .
0 1 3
, 0 x 3 ,
1 2
7.10 F (x ) 1 ( sin x ), 3 2 x 5 2 ,
2 5
, 1 x 2 .
x ; 0 x 2 .
0 1
, 0 x 3 ,
1 sin 2x 4
F (x ) , 3 x 7 ,
7.11 2 4 4
, 1 x 7 4 .
x ; x 3 .
0 1 2
4
, 0 x , 0
1
7.12 F (x ) , x 0 x , 4
2
, 1 x . 4
x ; 1 x . 5
0 1
65