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Матрицы и определители

Authored by Hoo Mee3

Mathematics

12th Grade

Used 1+ times

Матрицы и определители
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26 questions

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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) ∙ ( 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

Какая система уравнений называется несовместной?

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