Question

5. Calculează suma numerelor de forma asb, stiind că a + b = 5,​

Answer 1

401=> suma =5

411=> suma=6

421=>suma=7

431=>suma=8

441=>suma=9

451=>suma=10

461=>suma=11

471=>suma=12

481=>suma =13

491=>suma=14

500=>suma 5

510=>suma 6

520=>suma 7

530=>suma 8

540=>suma 9

550=>suma 10

560=>suma 11

570=>suma 12

580=>suma 13

590=>suma 14

302=>suma 5

312=>suma 6

322=>suma 7

332=>suma 8

342=>suma 9

352=>suma 10

362=>suma 11

372=>suma 12

382=>suma 13

392=> suma 14

203=>suma 5

213=>6

223=>7

233=>8

243=>9

253=>10

263=>11

273=>12

283=>13

293=>14

104=>5

114=>6

124=>7

134=>8

144=>9

154=>10

164=>11

174=>12

184=>13

194=>14

Rezulta ca suma este cuprinsa intre nr 4 si 15

a€{1,4,5,2,3} (0 nu este inclus deoarece este prima cifra si prima cifra nu poate fi 0)

b€{1,4,5,2,3,0}

s€{0,1,2,3,4, 5,6,7,8,9}