Question

Exercițiul 5 ,va rog :)​

Answer 1

27|3

9|3

3|3

1

27=3³

(x4,27)=3=>x4|3=>x={2,5,8}

24|3

8|2

8|2

4|2

2|2

1

24=2⁴*3

(24,27)=3

54|3

18|3

 6|3

 2|2

 1

54=3³*2

(24,27)=3³=27 ->nu convine

84|3

28|2

14|2

7|7

 1

84=2²*3*7

(84,27)=3

A={2,8}

card(A)=2