Răspunsuri

  • Utilizator Brainly
2014-11-16T10:37:07+02:00
S=8²⁸³+9¹²⁶
u(S)=u(8²⁸³)+u(9¹²⁶)                                
u(8²⁸³)=2 pt. ca:
283:4=70 r 3; u(8¹)=8; u(8²)=4; u(8³)=2

u(9¹²⁶)=1 pt. ca:
126:4=31 r 2; u(9¹)=9; u(9²)=1                   
u(S)=u(2+1)
u(S)=3
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