Tim n€Z , biet:
a) n+8/n-5 la so nguyen.
b)n2+1/n-6 la so nguyen.
Giup minh voi minh dang can gap .
Lam chi tiet ho minh nha.
Những câu hỏi liên quan
cho phan so duong m/n toi gian .chung to m/n+m*n la phan so toi gian
ai dang len lam ho minh nha
nguoi dau tien minh se tick vi nick cua minh chi duoc tick co 1 cai cho 1 cau tra loi thoi
minh can ngay lam ho nha
x x x x x
mot phep chia hai so tu nhien co thuong la 6 va so du la 51.Tong so bi chia,so chia,thuong so va so du la 51.Hay tim so bi chia va so chia cua phep chia nay
GIUP MINH VOI ! MINH DANG CAN GAP LAM !
ai giup minh voi
chung to rang 2 so n+1 va 3n+1{n thuoc N} la 2 so nguyen to cung nhau
minh dang can gap...................''''
CAU 1: Viet them hai chu so thich hop vao day so sau 1 , 2, 3, 5, 8 , ...............CAU 2: Tim so tu nhien x biet(x+1) + (x+2) + (x+3) + ...... + (x+100) 5050CAU 3 : Mot manh dat hinh thang co day nho bang 150m , day lon bang 5/3 day nho , chieu cao bang 2/5 day lon . Hoi dien tich manh dat bang bao nhieu hec ta ? CAU 4 : Trung binh cong cua ba so la 38 , trong do so thu nhat 2 lan so thu ba . Neu gap doi so thu nhat va so thu hai thi trung binh cong cua chung bang 67 . Tim ba so do LAM CHI TI...
Đọc tiếp
CAU 1: Viet them hai chu so thich hop vao day so sau
1 , 2, 3, 5, 8 , ...............
CAU 2: Tim so tu nhien x biet
(x+1) + (x+2) + (x+3) + ...... + (x+100) = 5050
CAU 3 : Mot manh dat hinh thang co day nho bang 150m , day lon bang 5/3 day nho , chieu cao bang 2/5 day lon . Hoi dien tich manh dat bang bao nhieu hec ta ?
CAU 4 : Trung binh cong cua ba so la 38 , trong do so thu nhat 2 lan so thu ba . Neu gap doi so thu nhat va so thu hai thi trung binh cong cua chung bang 67 . Tim ba so do
LAM CHI TIET HO MINH NHA . LAM LUON HO MINH NHA DANG CAN GAP . CAM HON NHIU
CMR neu a thuoc Z thi:
M=a(2+a)-(a-5)-7 la boi cua 7
N=(a-2)(a+3)-(a-3(a+2) la so chan
Giup minh voi minh dang gap lam
4 mot manh dat co dien tich 450m2,trong do dien tich san vuon va duong di la 306m2,con lai la dien tich xay nha .hoi dien tichdat xay nha chiem so phan tram dien tich manh dat la
cac ban giup minh voi minh can gap lam ban nao lam dung va chi tiet minh se cho diem
tim mot phan so biet rang neu phan so do tru di 1/5 roi lai them 1/4 thi duoc 5/4. Phan so can tim la: .................................
Giup minh voi minh dang can gap
Cho bieu thuc A = 3/n-2
a) Tim cac so nguyen n de bieu thuc A la phan so
b) Tim cac so nguyen n de A la mot so nguyen
Cac giup minh nhe minh dang can gap.
Cho truoc n diem trong do ko co 3 diem nao thang hang.Ve cac duong thang di qua cac cap diem,Tim n biet rang neu co them 1 diem(ko thang hang voi bat ki 2 diem nao trong so n diem da cho) thi so duong thang ve duoc tang them la 8.
Minh dang can gap!Cac ban giup minh voi nhe!