pamelaacuna
21.12.2020 •
Mathematics
I have 3 identical math books, 3 identical English books, and 2 identical French books. In how many distinguishable ways can I arrange them on a shelf?
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Ответ:
If you multiple 3 x 3 x 2 you get 18 different ways to arrange the books
Ответ:
Ответ:
A. a number times 7 means x times 7 or 7x, yep
B. a number subtracted from 7 means 7-x, yep
C. sum of a number and 7 means add them so 7+x, yep
D. a number divided by 7 means x/7, this is the wrong one
D is answer