Question

a)Numerele prime mai mici decat 70 sunt:........... b)Suma numerelor prime de forma 7x este:................ c)Numerele prime de doua cifre consecutive sunt:.............. .

Urgent!Dau coroana!​

Answer 1

a)2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67

b)71+73+79=223

c)23, 89

Answer 2

Răspuns:

Explicație pas cu pas:

a) Numerele prime mai mici decat 70:

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67

b) Suma numerelor prime de forma 7x este:

71+73 + 79=223

c) Numerele prime de doua cifre consecutive

23, 89