Nauczyciele i rodzice

Instructions:

Řeš slovní úlohy z kombinatoriky.

Praca Próbka

The train has 2 wagons. Only one is blue and the rest are red. How many different colored sortings of wagons can be built?

Twoja odpowiedź:

________ different colored sortings of wagons.

pracy Rozwiązanie

The train has 2 wagons. Only one is blue and the rest are red. How many different colored sortings of wagons can be built?

Twoja odpowiedź:

2 different colored sortings of wagons.

RES Praca