S2S2 and S2S3 20120223 (Thu) Test 2 revision on “Range of a function” 请看此视频! Posted by chtanmaths — February 22, 2012 5:31 pm 0 像这类题目两种不同的问法,作法是完全相同的!解释不同罢了。 问法1:Find the max. and min. points of the function 问法2:Find the range of the function Like this:LikeBe the first to like this post.