DIMENSIONS/
ELEMENTS
MULTIPLICATION
2x2 inverse
100
state the dimension 4 6 5 2 -3 -7 1 0 9
3x3 3 columns 3 rows
100
2[15 20 11 4]
[30 50 22 8]
100
find the inverse 4 5 1 9
9 -5 -1 4
200
state the dimension -4 8 6
1x3 1 row 3 columns
200
5 x 10 5 2 3 2 2 4 1 2 6
50 25 10 15 10 10 20 5 25 30
200
find the determinant 2 6 1 4
2
300
state the element 15 45 A= 96 40 a12
45
300
find the difference 5A-2B A= 2 3 1 4 5 7 B= 6 4 8 2 12 6
-2 7 -11 16 1 23
300
explain how to find a determinant
multiply the diagonals and then subtract them.
400
state the element 15 98 65 47 93 24 17 45 49 35 68 47 95 12 a35 95 78 15 95 76 15 19 19 85 46 98 13 76 100
76
400
4 5 2 7 8 6 9 x 6 2 5 5 6 8 9
Not possible
400
find the an inverse -2 2 5 -4
2 1 2.5 1
500
State the dimension and element 78 95 12 46 79 15 46 48 52 35 97 46 45 49 62 48 78 13 15 49 46 98 45 12 45 69 68 32 65 58 75 14 24 36 98 12 46 25 16 23 79 54 68 45 15 25 26 58 46 98 15 68 79 43 25 32 15 78 95 35 a58 16 98 46 18 35 15 25 98 98 98 75 74 46 35 97 11 10 13 30 20 29 56 76 98
dimension 7x12 element 32
500
brief explanation why the previous question was not possible
they had different dimension.
500
find the inverse 3 9 2 6
NO inverse
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