Тест по матрицам

Тест по матрицам

12th Grade

25 Qs

quiz-placeholder

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Тест по матрицам

Тест по матрицам

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Medium

Created by

Hoo Mee3

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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