Cho 2 phan so co tong bang -3 va tich bang 12/5. Tinh tong cac so nghich dao cua 2 phan so do
cho phan so co tong bang -3 va tich bang 12/5 ting tong nghich dao cua 2 phan so do?
1.cho hai phan so co tong bang -3 va tich bang 12/5. tinh tong cac nghich daao cua hai phan so do
2.cho hai phan so toi gian a/b va c/d. biet a/b+c/d E z. chung minh /b/=/d/
cho 2 phan so co tong bang 2015 lan tich cua chung
tinh tong cac phan so nghich dao cua chung
cho 2 phan so 4/4 va 6/7 tu 2 phan so da cho lap 1 phan so thu ba bang cach ;tu so la tong cac tu so cua 2 phan so da cho ,mau so la tong cac mau so da cho.Hay so sanh ba phan so do voi nhau va xep chung theo thu tu tang dan
mot nha may co 3 phan xuong . so cong nhan cua phan xuong 1 bang 36% tong so cong nhan nha may so cong nhan cua phan xuong 2 bang 3/5 so cong nhan cua phan xuong 3 . biet so cong nhan cua phan xuong 3 hon so cong nhan cua phan xuong 1 la 18 nguoi . tinh so nguoi moi phan xuong
tap hop cac so tu nhien co 2 chu so ma tong cac chu so cua moi so bang 5 co so phan tu la
Cho 1so tu nhien va mot so thap phan co tong bang 2032,11.Bo di day phay cua so thap phan do di thi tong se=4023 .Tim so thap phan do
tim so tu nhien co bon chu so biet rang so do co the phan tich thamh tich cua hai thua so co tong bang 100 va mot trong hai thua so ay co dang a^a