Mathematics, 23.10.2021 14:00 naynay394
Trên tập số thực R ,xét quan hệ xRỵ khi và chỉ khi x ^ 2 = y ^ 2
a) Chứng minh rằng R là một quan hệ tương đương trên R.
b) Mô tả lớp tương đương của một phần tử a bắt kì, từ đó mô tả tập thương R /R.
Answers: 3
Mathematics, 20.06.2019 18:04
Lois and clark own a company that sells wagons. the amount they pay each of their sales employees (in dollars) is given by the expression 12h+30w12h+30w where hh is the number of hours worked and ww is the number of wagons sold.
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Mathematics, 21.06.2019 14:30
Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?
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Mathematics, 21.06.2019 19:00
The liabilities of cullumber are $99,000. owner’s capital is $143,000; drawings are $96,000; revenues, $467,000; and expenses, $301,000. what is the amount of cullumber company’s total assists?
Answers: 1
Trên tập số thực R ,xét quan hệ xRỵ khi và chỉ khi x ^ 2 = y ^ 2
a) Chứng minh rằng R là một quan...
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