IDZ Ryabushko 1.1 Option 19
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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
Main features
- Content type File
- Content description 74,67 kB
- Updated on the site 30.10.2023
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IDZ Ryabushko 1.1 Option 19
Cumulative discount
| 200 $ | the discount is 40% |
| 150 $ | the discount is 30% |
| 100 $ | the discount is 25% |
| 70 $ | the discount is 20% |
| 40 $ | the discount is 15% |
| 20 $ | the discount is 10% |
| 10 $ | the discount is 7% |
| 5 $ | the discount is 3% |
Amount of purchases from the seller: $
Your discount: %
Cumulative discount
| 200 $ | the discount is 40% |
| 150 $ | the discount is 30% |
| 100 $ | the discount is 25% |
| 70 $ | the discount is 20% |
| 40 $ | the discount is 15% |
| 20 $ | the discount is 10% |
| 10 $ | the discount is 7% |
| 5 $ | the discount is 3% |
Amount of purchases from the seller: $
Your discount: %
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