Question

Determinati catul si restul impartirii numarului A la B,unde A=ab+bc+ca si B=a+b+c

va rog e urgennt

dau coroana

multumesc anticipat

Answer 1

A=10a+1b+10b+1c+10c+1a
A=11a+11b+11c,iar:
b=1a+1b+1c
A:B=(11a+11b+11c):(1a+1b+1c)=11

Answer 2

   __  __  __

A=ab+bc+ca   si   B=a+b+c

        ⇵

A=10a+b+10b+c+10c+a = 11*(a+b+c)

A : B = 11(a+b+c) : (a+b+c) = 11