Question

indentificati perechile de numere prime intre ele
a) 10 si 9
b) 11 si 77
c) 15 si 24
d) 169 si 196
e) 9 si 40
f) 121 si 361​

Answer 1

Explicație pas cu pas:

a) nu avem

b) 13, 17,19,23,31,37,41,43,47,53,59,61,67,71

c)17,19,23

d)11,13,17,19,23

e)127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229, 233, 239,241,251,257, 263,269, 271,277,281,283,293,307,311,313,317,331,337,347, 349,353,358,359