Question

Helpo dau 100puncte e pentru la pregătire ex 4 plss

Answer 1

Răspuns:

a. n·n=27·3=>n=√81=>n=9

b. n²=15×135=>n=√2025=>n=45

c. n²=108×16=>n=√1728=>n=24√3

d. n²=14×56=>n=√784=>n=28

e. n²=28×175=>n=√4900=>n=70

f. 3n×n=84×7=>n²=588:3=>n=√196=>n=14

g. 6n·n=7×378=>n²=2646:6=>n=√441=>n=21

h. 7n×2n=48×42=>n²=2016:14=>n=√144=>n=12