| [ studyingabroad ] in KIDS 글 쓴 이(By): poopoo (고등룸펜) 날 짜 (Date): 1997년05월07일(수) 제 목(Title): [R]수학문ㅈ제풀이 2 - x^2 = -x x^2 - x -2 = 0 x=-1, x=2 A=Integrate[2 - x^2,{x,-1,2}] B=Integrate[-x,{x,-1,2}] A - B = 9 / 2 쩝, 이렇게 하는 게 아닌가요? Ideas won't be keep; something must be done about them. - Alfres N. Whitehead Think much, speak little, and write less. A cynic is not merely one who reads bitter lessons from the past; he is one who is prematurely disapponited in the future. - Sydney J. Harris |