cho x ; y la cac so nguyen to sao cho gia tri tuyet doi cua x cong gia tri tuyet doi cua y bang 5 so cap so nguyen (x;y) thoa man la

Gia tri tuyet doi cua mot so nguyen am va nguyen duong duoc ki hieu nhu the nao?

1.  Cho x va y la hai so nguyen duong biet  tong gia tri tuyet doi cua hai so  bang 20 Tinh x +y
2.   Cho x va y la hai so nguyen am biet tong gia tri tuyet doi cua hai  so  bang 20 Tim x + y

Tren bang co giao viet tong 1+2+3+...+2017.co giao cho cac ban thuc hien xoa so hang bat ki cua tong roi thay bang so doi cua no. Hoi sau nhieu lan lam vaythi co luc nao tong bang 1000 hay khong

bai 1 so cac gia tri  nguyen cua x de gia tri tuyet doi cua x + gia tri tuyet doi cua x-2 =0

bai 2 so cac gia tri nguyen cua x thoa man gia tri tuyet doi cua x-3 + gia tri tuyet doi cua 8-2x  = 1 là

tim so nguyen to p sao cho no vua la tong cua 2 so nguyen to vua la hieu cua 2 so nguyen to nao do    ket qua bang 5 cho minh cach giai nha

2nho hon so doi cua x va x nho hon hoac bang 4 voi x thuoc so nguyen

GIA TRI 1 PHAN SO THAY DOI THE NAO NEU TA THEM VAO TS VA GIU NGUYEN MS

GIA TRI 1 PHAN SO THAY DOI NHU THE NAO NEU TA THEM VAO TS 1 SO BANG MS VA GIU NGUYEN MS

Binh ngo dai cao ra doi nam nao?

Nam abcd,Nguyen Trai viet Binh Ngo dai cao tong ket thang loi cua cuoc khang chien do Le Loi lanh dao chong quan Minh . Biet rang ab la tong so ngay trong hai tuan le , con cd gap doi ab . Tinh xem nam abcd la nam nao?