Mathematics, 22.07.2021 05:00 angie249
Nếu X là nửa nhóm giao hoán thì (a ∗ b) ∗ (c ∗ d) = (a ∗ d) ∗ (c ∗ b) với mọi a, b,c, d ∈ X.
Answers: 2
Mathematics, 21.06.2019 17:30, kruzyoungblood8
When a rectangle is dilated, how do the perimeter and area of the rectangle change?
Answers: 2
Mathematics, 21.06.2019 18:40, ferny5106
Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.
Answers: 1
Mathematics, 21.06.2019 19:30, karlacr5117
Agarden consists of an apple tree, a pear tree, cauliflowers, and heads of cabbage. there are 40 vegetables in the garden. 24 of them are cauliflowers. what is the ratio of the number of cauliflowers to the number of heads of cabbage?
Answers: 2
Nếu X là nửa nhóm giao hoán thì (a ∗ b) ∗ (c ∗ d) = (a ∗ d) ∗ (c ∗ b) với mọi a, b,c, d ∈ X....
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