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a) √2x=14 b) √3x=21 c) √5x=15 d) √6x=24

Răspuns :

a) √2x=14

x=14/√2

x=7

b)√3x=21

x=21/√3

x=7

c)√5x=15

x=15/√5

x=3

d)√6x=24

x=24/√6

x=4