Question

EX 23 DAU CORONA CE VRETI VOI DA PLSSS E URGENTTT

Answer 1

Răspuns:

a) 100a+10b+1+200+10a+b+100a+10b+0=684

210a+21b+201=684

210a+21b=483 | : 21

10a+b=23

ab = 23 ( in baza 10)

b)1000a+100b+10c+0+1000+100a+10b+c+1000a+100b+10c+3+2000+100a+10b+c=5709

2200a+220b+22c=2706 | : 22

100a+10b+c=123

abc=123( in baza 10)

c)100a+10b+c+5000+100a+10b+c+1000a+100b+10c=7532

1200a+120b+12c= 7532-5000=2532 | : 12

abc=211 ( baza 10)

d) 3 7 5 8 +

1 6 7 4

= 5 4 3 2