tim a,b thuoc N biet 5a=4b va bcnn[a,b]=140
cach lam sao vay ban
Cho 2 so a,b. Biet UCLN(a,b) = 1. Hoi UCLN(a2,b) bang bao nhieu? Co cach lam nhe!
cho ba diem a,b,c sao cho b nam giua a,c lam the nao chi do hai lan ma biet duoc do dai cua ca ba doan thang ab,bc,ac, hay neu cach lam khac nhau
thu hoach 2 vu ca chua nam 2004 va 2005 xa phu thuong lan luot la 5432 tan va 5698 tan ca chua. hoi
a) so voi vu nam 2004 thi vu ca chua nam 2005 tang them bao nhieu %
b) neu vu ca chua nam 2006 tang 10% so voi nam 2005 thi nam 2006 se thu duoc bao nhieu tan ca chua ?
cho biet cach lam
ai tra loi nhanh nhat ngay bay gio minh se tick nho cho biet cah lam
Tim x biet:
a,10+x / x+17=3 / 4
b'40+x / 77-x=6/7
Lam nhanh va cach lam day du minh se tick
Tìm a va b biet UCLN(a,b)=10:BCNN(a,b)=900
axb=a+b
giup minh voi tim giai bai nay voi (mac giu minh biet ket qua nhung ko bik cach lam)
cach lam bai : giup minh voi
tim x thuoc Z biet:
a, /x/+/y/=0
b, /x/ + /y/= 1
tim x biet:
a, 8x - 75 = 5x + 21
b, 9x + 25 = -( 2x - 58 )
c, / 2x - 1 / = /-5/
Giup minh lam bai nay voi ca cach lam nua nhe