
Тест по матрицам
Authored by Hoo Mee3
Mathematics
12th Grade
Used 1+ times

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25 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Что такое матрица?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Как нумеруются элементы матрицы?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Для квадратной матрицы справедливо утверждение
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
При каких значениях λ матрица 𝑨 = ( 𝝀 −𝟒 𝟏 𝟐 𝟓 𝟏 𝟎 𝝀 𝟏 ) не имеет обратной матрицы?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Что такое ранг матрицы?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Найдите решение системы уравнений: { 𝟑𝒙 − 𝟔𝒚 = −𝟑 𝟐𝒙 + 𝟑𝒚 = 𝟓
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Методы решения системы линейных уравнений.
А) Крамера, Гаусса, обратной матрицы.
В) Правило треугольника.
C) Разложение по строке или по столбцу.
D) Методом понижения порядка.
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