第二題
Let f(x) be a continuous and decreasing function, and let
g(x) be the inverse function of f. If f(2)=1 and f(4)=0
and
4 1
S f(x)dx=1, then S g(x)dx=_________.
2 0
畫圖看一下，覺得應該沒有固定吧？不知怎麼算~~
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.115.17.67