a)√2^2*5=√4*5=√20=2√5
b)√3^2*7=√9*7=√63
c)√5^2*3=√25*3=√75=5√3
d)√10*4^2=√10*16=√160=5√10
e)√11*6^2=√11*36=√396=6√11
f)√7*8^2=√7*64=√448=2√11
f)√15*10^2=√15*100=√1500=10√15
g)√21*9^2=√21*81=√1701
h)14^2*6=√196*6=√1176=aici nu sunt sigura e 2√294 ori 14√6
i)√19^2*31=√361*31=√11191
Sper ca te-am ajutat