Các câu hỏi tương tự
tim so doi cua +2,5,-6 -1 -18
So doi vien cua mot lien doi chua den 1500 nhung lon hon 1000 .Moi khi xep hang 18 hang 21 hang 24 deu vua du .Tim so doi vien cua lien doi ?
Neu cach giai ?
luc dau so nguoi doi 1 bang 2/5 so nguoi cua doi 2 sau khi them vao moi doi 5 nguoi thi so nguoi cua doi1 bang 1/2 so nguoi cua doi 2 .Tim tong so nguoi cua 2 doi
Bai 4 : Tìm hai so biet rang tong cua chung gap 7 lan hieu cua chung, tich cua chung gap 48 lan hieu cua chung.
Bai 5 : Tim thuong cua mot phep chia, biet rang neu them 100 vao so bi chia va them 25 vao so chia thi thuong va so du khong thay doi.
Bai 6 : Mot phep chia co thuong la 6 , du 3. Hieu giua hai so chia va so bi chia la 38. Tim hai so
tim thuong cua 1 phep chia . biet rang neu tang sbc 90 don vi tang so chia 6 don vi . thi thuong va so du ko doi
moi nguoi giup toi voi........cho ket qua thoi nha1. gia tri x+y+z biet :lx-5l+ly-4l+lz-4l02.so cac uoc nguyen duong cu 2^6.3^33.so cac uoc nguyen duong cua 184.so duong thang tao thanh boi 8 biem phan biet doi mot khong thang hang5.so tu nhien n thoa man 2^n+1:4^210246.UCLL(12,18,24)7.so tu nhien n thoa man 2+4+6.......+n1108.tim x 576.15:x5409.gia tri a+b+c bieta+b10,a+c25,b+c25so phan tu cua tap hop A cac so le nho hon 23
Đọc tiếp
moi nguoi giup toi voi........cho ket qua thoi nha
1. gia tri x+y+z biet :
lx-5l+ly-4l+lz-4l=0
2.so cac uoc nguyen duong cu 2^6.3^3
3.so cac uoc nguyen duong cua 18
4.so duong thang tao thanh boi 8 biem phan biet doi mot khong thang hang
5.so tu nhien n thoa man 2^n+1:4^2=1024
6.UCLL(12,18,24)
7.so tu nhien n thoa man 2+4+6.......+n=110
8.tim x 576.15:x=540
9.gia tri a+b+c biet
a+b=10,a+c=25,b+c=25
so phan tu cua tap hop A cac so le nho hon 23
Bai 5 : Tim thuong cua mot phep chia, biet rang neu them 100 vao so bi chia va them 25 vao so chia thi thuong va so du khong thay doi.
Bai 6 : Mot phep chia co thuong la 6 , du 3. Hieu giua hai so chia va so bi chia la 38. Tim hai so
tim cac so nguyen duong(x,y) de gia tri truyet doi cua x-2y+1 * gia tri tuyet doi cua x+4y+3 =20
tim phan so bang 5 biet rang khi cong tu voi 6 nhan mau voi 3 thi gia tri cua phan so do khong thay doi