来自高琳琦的问题
设f(x)={ax,(x≥0),sin(x/2),(x
设f(x)={ax,(x≥0),sin(x/2),(x
1回答
2020-08-08 23:02
设f(x)={ax,(x≥0),sin(x/2),(x
设f(x)={ax,(x≥0),sin(x/2),(x
f'(x)={a,x>0,
{(1/2)cos(x/2),x