Răspuns :

Passerati20id

Răspuns:

n;21 =... (r=18) => n = M21+18 | +3 => n+3 = M21

n:35= ...(r32) => n = M35+32 I +3 => n+3 = M32

n:42 = ... (r=39) => n= M42+39 I +3 => n+3 = M42

=> n = [21;35;42] = 210

21 = 3*7

35 = 5*7

42 = 2*3*7

[21;35;42]=2*3*5*7=210

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