1.求下列各反三角函数的值:
(1)
(2)
(3)arc sin1;
(4)arc sin(-1);
(5)arc cot(- );
(6)arc tan(-1).
2.求下列函数定义域:
(1) y =arc sin(3 x -2);
(2)
3.将下列函数复合成一个函数:
(1) y =sin u , u = , v =2 x -1;
(2) y =lg u , u =1+ v , v = , w =sin x .
4.分解复合函数成简单函数:
(1)
(2)
(3)
(4)