gwapakojean7318 gwapakojean7318

13-11-2017
Mathematics

contestada

How many way of rearanging five math books, four physics books?

Respuesta :

VivaciousLyla VivaciousLyla

13-11-2017

Alright, let's say the five Math book are A, B, C, D, and E.

How many times can you rearrange these?

1. ABCDE

2. ABDCE

3. ABEDC

4. ABECD

5. BAECD

6. BAEDC

7. BEADC

8. BEACD

9. BCAED

10.BCEAD

11. BCDEA

12. BCDAE

13. BCADE

14. ACDEB

15. ACEBD

16. ACBED

17. ACDBE

18. ACEDB

19. ACBDE

20

And so on. I'll complete the list soon.

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