a, Tim hai uoc va hai boi cua 33
b, Tim hai uoc chung cua 33 va 44
c, Tim hai boi chung cua 33 va 44
ai giai bai nay nhanh nhat thi to se tich cho nguoi dau tien luon
Giup minh bai nay voi
Tim uoc chung cua 2n+1 va 6n+5 (n thuoc N)
giup to giai bai toan nay voi to phai nop bai gap:chung minh rang so viet boi 100 chu so 1 tiep theo la 100 chu so 2 la TICH cua 2 so tu nhien lien tiep
moi nguoi oi giup minh bai nay voi ban nao giup minh so like cho
chung to rang : neu so abcd chia het cho 101 thi ab - cd chia het cho 101 va nguoc lai
ai giup toi lam bai nay voi
tren tia by ve hai diem c va e sao cho bc = 2cm ; be = 4cm
a} tinh ce=?
b} chung to diem c la trung diem cua doan thang be
c} ve diem h thuec tia doi cua tia by sao cho b la trung diem cua doan thang hc tinh hc
co ai bet de thi violympic chinh thuc cap tinh lop 5 vong 17 nam 2015-2016 khong ? cho minh biet cai de voi minh chop nguoi do tram like [ nmoi ngay cho mot like ] guiup minh nha bai nay ung voi gia tri ca tram like day
mn giup mik giai bai nay voi
Cac bn giup mk bai nay nha
An co 14 cai keo binh co 12 cai keo cuong co so keo bang trung binh cong so keo cua an va binh dung co so keo ken trung binh cong cua so keo cua 4 bn la 6 cai hoi dung co bao nhieu cai kẹo
Mik tick cho
bai 1 tim so tu nhien nho nhat sao cho khi chia cho 3 du 1 ;4 du 2 ; 5 du 3; 6 du 4 va chia het cho 11
bai 2 chung minh rang 1/22+ 1/32+1/42+......+ 1/1002 be hon 1
bai 3 cho 3n+ 1 la boi cua 10 ( n thuoc Z+)chung minh 3n+4+1 la boi cua 10
giup minh voi !!!!