IDZ Ryabushko 1.1 Option 1
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Вариант 1 ИДЗ 1.1.docx (20.81 KB)
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30.08.2023
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Description
- Solution IDZ Ryabushko 1.1 - Option 1
- Section: Chapter 1. Determinants. Matrices. Systems of linear algebraic equations
- Topic: Determinants and matrices
- Description: Calculation of determinants by expansion along a row or column, obtaining zeros. Operations with matrices: addition, multiplication, finding the inverse of a matrix.
- Tasks:
- 1. For a given determinant Δ find minors and algebraic complements of elements aᵢ₂, a₃ⱼ. Calculate the determinant Δ: a) expanding it into elements of the i-th row; b) decomposing it into elements of the j-th column; c) having previously received zeros in the i-th row.
- 2. Given two matrices A and B. Find: a) AB; b) BA; c) A⁻¹; d) AA⁻¹; e) A⁻¹A
- The complete solution includes:
- • Complete solution to all 2 variant tasks
- • Detailed explanations for each step
- • All formulas and calculations
- • Format to choose from: PDF or Word (can be edited)
- • Available for download immediately after payment
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