=1-1/2+1/2-1/3+1/4-1/5+.......+1/99-1/100
=1-1/100
=99/100
2 k nha bn
Đúng 0
Bình luận (0)
Các câu hỏi tương tự
Cac ban nho giup minh giai bai toan nay nhe!
Khi thuc hien phep nhan 1 so thap phan voi 134, ban Ly da dat nham cac tich rieng thang cot nen co ket qua la 6,64. Hay tim ket qua dung.
jup toi giai bai nay voi 1x2+2x3+3x4+4x5+......+9x10
1/1x2 +1/2x3+1/3x4 +...........+1/99x100
Xin cac ban hay giup to tai vi chieu nay to phai di hoc them [thu bay,ngay 26/5]
Xin hay giup to
BAn nao giai giup Minh Bai 102 trong vo Bai tap toan 5 tap 2 nhe Minh dang can gap!!
Giup minh bai nay nhe
Mot cua hang ban 20% gia ban .Hoi cua hang do lai bn % tien von?
Neu canh hinh lap phuong tang len 10% thi dien tich toan phan cua hinh lap phuong tang bn %?
Giai han ra nhe
Co 6 hinh lap phuong nho canh 1 cm . Hay xep 6 hinh lap phuong do thanh mot hinh hop chu nhat . Co bao nhieu cach xep khac nhau ( cac ban giup minh nhe bai toan lop 5 nhe
Cac ban hay giai bai toan nay nhe , mac du ko co hinh
cac ban mo sach Vi En bai hinh the tich hinh hop chu nhat . Hoat dong ung dung .
nhe ! Cam on ban nhieu .
A tradesman worked from 7:30 a.m to 12:00 p.m to make 3 tools. Find the average amount of time it took him to make 1 tool
Bai toan nay binh thuong nhung de la tieng anh cac ban hay giai nhe
Thay hay nho tick cho mk nhe .Thanks
Chao ca ban, minh la Hoa lop 5a2 truong Tieu hoc Cam Son 2. Minh ko hoc gioi toan cho lam nen mong muon ca ban hay giup minh .O lop minh co giao ra rat nhieu bai tap nhung tu khi minh vao Oline Math thi ko thay kho khan khi gap cac bai tap kho .Minh muon cac ban hay noi cho ban cua minh vao Oline Math de chung ta ko con gap cac bai tap kho chung ta co the len Oline Math de hoc hoi va tham khao nhung bai toan don gian va nhung bai toan nang cao ,cac ban nhe !^_^ Hay cung tham gia Oline Math nhe ,...
Đọc tiếp
Chao ca ban, minh la Hoa lop 5a2 truong Tieu hoc Cam Son 2. Minh ko hoc gioi toan cho lam nen mong muon ca ban hay giup minh .O lop minh co giao ra rat nhieu bai tap nhung tu khi minh vao Oline Math thi ko thay kho khan khi gap cac bai tap kho .Minh muon cac ban hay noi cho ban cua minh vao Oline Math de chung ta ko con gap cac bai tap kho chung ta co the len Oline Math de hoc hoi va tham khao nhung bai toan don gian va nhung bai toan nang cao ,cac ban nhe !^_^ Hay cung tham gia Oline Math nhe ,o day co rat nhieu cuon sach hay va bo ich giup cho cac ban them hieu biet ve nhung bai minh chua hoc !Chuc cac ban mot ngay tot lanh .Thank you !