Question

4) Subliniaţi perechile de numere prime între ele:
(2;10),(4; 25),( 60;70), (17; 27),(5;120), (6;39),(124; 47)

Answer 1

Răspuns:

(4,25),(17,27),(124,47)

Explicatie :

1)D4={1,2,4}

D25={1,5,25}

=>(4,25)=1

2)D17={1,17}

D27={1,3,9,27}

=>(17,27)=1

3)D124={1,2,4,31,62,124}

D47={1,47}

***D=multimea divizorilor