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- 1. Multiple Choice
Add11 8
-4 23 2
-6 -6-3 2
-4 -610 8
-6 2 - 2. Multiple ChoiceSubtract3 -8
0 -13 -4
8 -13-3 8
0 13 -8
-8 1 - 3. Multiple ChoiceDimensions/Size?abcd
- 4. Multiple ChoiceWhat is a Matrix?An equation of over 5 numbers or symbolsA set of numbers in rows and columnsA method of finding the nth value of a seriesA complicated number system
- 5. Multiple Choice
Find B - A
-3 1
7 -1
1 0
1 -4
4 0
-6 1
not possible because rows do not match columns
- 6. Multiple ChoiceFind A+B8 10
8 112 25
7 110 30
0 1can't add two together because the rows dont match columns - 7. Multiple ChoiceWhat do m, n, p and q equal in this scalar matrix multiplication?m=8, n=9, p=-4, q=4m=15, n = -45, p=20, q=-5m=20, n=-5, p=15, q=-45m=-5, n=20, p=-45, q=15
- 8. Multiple ChoiceWhat are the dimensions of this matrix?2 x 33 x 26 x 11 x 6
- 9. Multiple ChoiceMultiply20 15 -10
30 -5 0-20 15 -10
30 -5 01 8 3
11 4 520 -15 10
-30 5 0 - 10. Multiple ChoiceWhat must be true in order to ADD two matrices?They must be square.The dimensions/size must be equal.The determinant can't equal 0.The column of the 1st must equal the row of the 2nd.
- 11. Multiple ChoiceThese matrices are being multiplied. Determine the dimension/size of the new matrix.Can't multiply them4 x 23 x 34 x 3
- 12. Multiple ChoiceYou can multiply a 2X3 matrix by which matrix below?2X22X123X122X3
- 13. Multiple ChoiceHow many rows are in a 7 x 3 matrix?732110
- 14. Multiple ChoiceHow many columns are in a 5 x 4 matrix?54209
- 15. Multiple Choice
What is the name of each entry of a matrix?
Row
Element
Dimension
Numbers
- 16. Multiple ChoiceIn Matrix R (pictured) what is the value of element R3,289.0161
- 17. Multiple Choice
What is the determinant of the matrix?
-31
-29
-20
31
-24
- 18. Multiple ChoiceYou can multiply a 2X3 matrix by which matrix?2X22X123X122X3
- 19. Multiple Choice
Can you multiply a 3 x 4 matrix with a 4 x 2 matrix?
Yes
No
- 20. Multiple Choice
Multiply the following matrices
- 21. Multiple Choice
Multiply the following matrices
- Answer choicesTagsAnswer choicesTags