a) UCLN=10 ;BCNN=390
b)UCLN=13; BCNN=780
c)UCLN=1; BCNN=840
\(a.ƯCLN\left(130,30\right)=10\)
\(BCNN\left(130,30\right)=390\)
\(b.ƯCLN\left(156,65\right)=13\)
\(BCNN\left(156,65\right)=780\)
\(c.ƯCLN\left(35,24\right)=1\)
\(BCNN\left(35,24\right)=840\)
\(d.ƯCLN\left(60,60\right)=1\)
\(BCNN\left(60,60\right)=60\)
A, ƯCLL (130 VÀ 30)=10
BCNN(130 VÀ 30)=390
B, ƯCLL(156:65)=13
BCNN(156;65)=780
C, ƯCLL(35;24)=1
BCNN(35;24)=840
D, ƯCLL(60;60)=60
BCNN(60;60)=60
a.\(UCLN\left(130,30\right)=10\)
\(BCNN\left(130,30\right)=390\)
b.\(UCLN\left(156,65\right)=13\)
\(BCNN\left(156,65\right)=780\)
c.\(UCLN\left(35,24\right)=1\)
\(BCNN\left(35,24\right)=840\)
d.\(UCLN\left(60,60\right)=60\)
\(BCNN\left(60,60\right)=60\)
a)
130=2.5.13
30=2.3.5
ƯCLL(130;30)=2.5=10
BCNN(130;30)=2.3.5.13=390
b)
156=\(2^2\).3.13
65=5.13
ƯCLN(156;65)=13
BCNN(156;65)=\(2^2\).3.13.5=780
c)
35=5.7
24=\(2^3\).3
ƯCLN(35;24)=1
BCNN(35;24)=\(2^3\).3.5.7=840
d)
60=\(2^2\).3.5
60=\(2^2\).3.5
ƯCLN(60;60)=\(2^2\).3.5=60
BCLN(60;60)=\(2^2\).3.5=60
