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Tim 2 so nguyen duong a,b biet a\b = 10\25 va BCNN(a,b) = 100
tim hai so nguyen duonga;b biet a/b=10/25 va BCNN(a;b)=100
cho a va b la 2 so nguyen duong khong cia het cho nhau.biet BCNN(a,b)= 630va UCLN(a,b)=18.Tim 2 so ava b
tim 2 so nguyen duong a;b biet 2a-3b=100 va 15. BCNN(a;b)+8. UCLN(a;b)=1950
lam nhanh giup minh nha !! thank you verry!!
cho a va b la 2 so nguyen duong ko chia nhet cho nhau biet BCNN a b la 630 UCLL a b la 18 tim hai so a b
Bai1:cmr 2 stn dang 2n+3 va 3n+2 bao gio cung la 2 so nguyen to cung nhau.
Bai 2:tim 2 chu so a ; b biet (a+b)(a-b)=20.
Bai 3: tim 2 stn lien tiep co 2 chu so sao cho 1 so chia het cho 25, so kia chia het cho 4.
Bai 4: tim a;b biet a.b=360 va BCNN(a,b)=60
Tim x
a, tim cac so nguyen x,y sao cho y/3 - 1/x = 1/3
b,tim cac so a va b biet a - b =5 va UCLN (a,b)/BCNN (a,b) =1/6
Luu y a/b tua la a phan b
tìm 2 số nguyên dương a;b biết a/b=10/25 va BCNN(a;b)=100 a;b=????
tim 2 so nguyen duong a,b biet a/b=2,6 va ucln = 5