Question

scrieti numerele naturale cuprinse intre 327 si 375 divizibile cu:
2 , 3
5 scrieti toate nr naturale 23x cu bara deasupra divizibil cu
2 , 3

6 determinati toate nr naturale de forma:
53x cu bara deasupra x14x cu bara deasupra

8 determinati toate nr naturale de forma:
53 cu bara deasupra x14x cu bara deasupra

Answer 1

La primul: 328, 329, 330, 332, 334, 336, 338, 339, 340, 342, 343, 344, 346, 348, 350, 352, 354, 356, 358, 359, 360, 362, 364,366, 368,370,372, 374
La 5 pui in loc de x 0, 2, 3, 6 ,8,9
La 6: la 53x pui in loc de x 0,1,2,3,4,5,6,7,8,9
         la x14x pui in loc de x 0,1,2,3,4,5,6,7,8,9
La 8: la x14x pui in loc de x 0,1,2,3,4,5,6,7,8,9

Answer 2

4. cu 2 si 3: 330, 336, 342, 346, 348, 354, 360, 366, 372.
5. 234 rezulta ca x=4
6. 53x={531,532,533,534,535,536,537,538, 539}
x14x={1141,2142,3143,4144,5145,6146,7147, 8148,9149}
probabil x53={153,253, 353,453,553,653,753,853, 953}