# Economic and Energy Institute. Problem Solving tests in mathematics. Variant 3.

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Uploaded: 09.01.2008
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# Description

LEU HPE Institute of Economics and Energy. Problem Solving tests in mathematics (the material of the 1st semester). "Economy and management in the production of" Option 3, 2007.
E-book (DjVu-file) contains 13 tasks solutions control work for the students of the Institute of Economics and Energy. Solving problems presented in the form of a scanned handwriting collected into a single document of 15 pages. This document is stored in a format DjVu, which is open in Internet Explorer after installing utility program (plug-in). Link to download and install DjVu-plugin can be found on the company's homepage LIZARDTECH. DjVu-file that contains the conditions of tasks and their detailed solution completely and ready for viewing on your computer and print. All tasks were successfully offset by teachers of Economics and Energy Institute.
Topics control work tasks:
1. matrix algebra.
2. Calculation of the determinant.
3. Finding the inverse matrix using the cofactors.
4. Determination of the inverse matrix using the lowercase conversion.
5. Solving systems of linear equations by Cramer's rule.
6. Solving systems of linear equations by Gauss.
7. Calculation of limits.
8. Invent a function with a given type of break points.
9. Calculation of periods for periodic functions.
10. Finding the domain of the function.
11. Check the functions on even or odd.
12. Operations with complex numbers.
13. Finding the real and complex roots of cubic equations.

# Additional information

The document was prepared on the resource:
Online tutor in mathematics and physics.
Terms of objectives can be found at the Internet tutor section
Higher Mathematics.

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