Odpowiedź:
3n
3n+3
3n+6
3n+9
3n+12
3n+3n+3+3n+6+3n+9+3n+12=
15n+30=
5(3n+6)
Szczegółowe wyjaśnienie:
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Odpowiedź:
3n
3n+3
3n+6
3n+9
3n+12
3n+3n+3+3n+6+3n+9+3n+12=
15n+30=
5(3n+6)
Szczegółowe wyjaśnienie: