搜题请搜索小程序“爱下问搜题”
问题
名词解释
精进
答案
参考答案:
指喜爱善法的欢喜心。心态是一种欢喜心,对境是善法,从这两方面来下定义。
解答题
已知函数
f(x)=
a
x
-1
a
x
+1
,其中a>0且a≠1.
(1)判断f(x)的奇偶性;
(2)判断f(x)在R上的单调性,并加以证明.
查看答案
选择题
— Have you got any idea for the summer vacation?
— I don't mind where we go _____ there's sun, sea and beach.
A. as if
B. as long as
C. now that
D. in order that
查看答案