Матрицы и определители

Матрицы и определители

12th Grade

25 Qs

quiz-placeholder

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Матрицы и определители

Матрицы и определители

Assessment

Quiz

Mathematics

12th Grade

Easy

Created by

Hoo Mee3

Used 1+ times

FREE Resource

25 questions

Show all answers

1.

OPEN ENDED QUESTION

3 mins • 1 pt

Найти алгебраическое дополнение элемента а𝟏𝟐 матрицы 𝑨 = ( 𝟑 −𝟐 𝟏 𝟓 −𝟖 𝟗 𝟐 𝟏 𝟏 )

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Найти минор элемента а𝟏𝟑 матрицы ( 𝟑 −𝟐 𝟏 𝟓 −𝟖 𝟗 𝟐 𝟏 𝟏 )

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Найти произведение 𝟑 ⋅ ( 𝟐 −𝟕 𝟒 𝟑 )

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Найти произведение матриц: (𝟕 −𝟐 𝟑) ∙ ( 𝟒 −𝟏 −𝟓 )

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Найти произведение матриц ( 𝟐 −𝟑 𝟕 𝟓 ) ⋅ ( х у)

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Определитель 2–го порядка | а в с к | равен

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Если А−𝟏 – обратная матрица для матрицы А, то А−𝟏А = АА−𝟏 и равно

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