so cac uoc la so nguyen to cua so 2520 la bao nhieu
uoc so nguyen to cua 2520 la bao nhieu
so cac uoc nguyen to cua 2520 la
so uoc nguyen to cua 2520 la bao nhiêu?
phan tich cac so sau ra thua so nguyen to , tu do cho bet cac uoc la so nguyen to , cac uoc so la hop so , so do co bao nhieu uoc ?
cac ban giai nhanh len tui can gap ?
42=2.3.7
98=2.7^2 rồi giải tiếp ra ,dễ lắm
100=2^2.5^2
120=2^3.3.5
thieu oi !
phan tich nay !
a, 42 b, 98 c, 100 d, 120
so uoc nguyen to cua 2520 la
So uoc nguyen to cua 2520 la
2520 = 23.32.5.7
=> Có 4 ước nguyên tố
cho B la mot so tu nhien .Biet B =tich cua axby ; a,b la cac so nguyen to khac nhau ;x,y la cac so tu nhien khac 0 . B2co 15 uoc Hoi B3co bao nhieu uoc
cho cac so nguen : a = 10 , b = -18
a) viet tap hop cac uoc cua a , cac uoc cua b
b) viet tap hop cac so nguyen vua la uoc cua a vua la uoc cua b
c) viet tap hop cac so nguyen vua la boi cua a vua la boi cua b
So cac uoc cua 2520 la ?