Предмет: Математика, автор: лиса203

задание 33.............

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Автор ответа: sashapligun
0
26:3 3trqqqeeeeeeeeeeeeeeeeeeeeeeeeeeee
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Предмет: Алгебра, автор: jimanokilomanjaro
№12. Вычислите \frac{5^{4}*2^4 }{20^3}
А) \frac{5}{4};
Б) \frac{1}{10};
В) \frac{1}{2};
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№14. sin²2x=
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Предмет: Математика, автор: nimurafuruta1
В ответе получил, что таких корней нет, помогите пожалуйста, не потерял ли я чего?

Всё свел к уравнениям:
2cos(x) - 1 =0 (+- 4pi/6 + 2pi*k, k принадлежит Z)
sin(x) - 4 = 0 (нет корней)
6 лет назад
Предмет: Английский язык, автор: wusmenn
Необходимо решить вот эти тесты. Кто знает помогите.

1. You wouldn't believe it. It … repaired after the accident.

A. 'll cost him fifteen thousands of dollars to get his car been
B. cost him fifteen thousand dollars to have his car
C. costed to him fifteen thousand dollars to get his car
D. costs him fifteen thousand of dollars to have his car be

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C. just now … permit to control
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A. have come as a major challenge like a practice or
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C. has come under suspicion both as a practice as well as
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5. In the last few years a sharp economic decline … in serious problems for ….

A. has resulted … the elderly, young children, and the unemployed
B. was resulted …the poor people, the young, and the homeless people
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6. Hurry up! By the time we … the office, the meeting …

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B. arrive to … will already start
C. arrive at … will already have started
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B. he finish … he does
C. he finishes … he will
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6 лет назад
Предмет: Математика, автор: stel9674
Заполни пропуски такими числами чтобы получились верные записи. 7м = дм, 4дм = см, 2м 6дм = дм,1дм 9см= см,8м+3дм= м дм, 5дм-9см= дм см.
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первая цифра двузначного числа на 4 больше 20 и произведение равно 21 Найдите это двузначное на двузначное число методом системой уравнения
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