[대치] Precalculus HW 7/13 Phillip Chin 2011-07-13   pg.224:13~16,19,25,27,43,59~65odd pg.234:23~27odd,37~43odd,45~50,75,77 pg.241:19~43odd,57~65odd,77~83,85,86 Do problems on pp.485~6 (Ch 4-6 Test) 강남 US History Homework [대치] Geometry HW 7/13