Aydos_15_UT1_1V14
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- YT15_1_1_V14_idz-student_.pdf (68.66 KB)
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Aydos_15_UT1_1V14
Aidos E. J. Higher mathematics 2015
Determinants and matrices.
1.1-YT Three tasks
#1. a) The given identifier; it is necessary to find algebraic complements of elements with minors;
b) The given determinant should be calculated in the following three ways:
1) by classification according to i-th row elements;
2) by classification by j-th column elements;
3) by getting zeros in the i-th row beforehand
Number 2. Matrices A and B are given. Need to find:
a) AB; b) BA; c) A-1; d) A·A-1; d) A-1·A.
No. 3. We need to find the ranks of the given matrices A and B.
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