Math 11 Chapter 3
Matrices and Determinants
Test 3


Math Class 11
1. If = 0 then x =__________.




Math Class 11
2.    If two rows (columns) of a determinant are identical then value of the determinant is:




Math Class 11
3.    equation ax + by = K where a 0 , b 0, K 0:




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4.    The matrix AAt is:




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5.    Rank of matrix depends on:




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6. Cofactor of an element aij is defined by:




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7.    The matrix A is called real if all of its elements are __________.




Math Class 11
8.    A matrix which has ________ is called row vector.




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