United States of America
Grades 9-12
10.02 Matrix operations
Interactive practice questions
| $7$7 | $8$8 | ||||||||
| If $A$A$=$= | $-7$−7 | and $B$B$=$= | $2$2 | , find $A+B$A+B. | |||||
| $-5$−5 | $4$4 |
| $\editable{}$ | ||||
| $A+B$A+B$=$= | $\editable{}$ | |||
| $\editable{}$ |
Easy
< 1min
| If $A$A$=$= | $-4$−4 | $7$7 | and $B$B$=$= | $8$8 | $3$3 | , find $A+B$A+B. | |||||||
| $-1$−1 | $-5$−5 | $-2$−2 | $9$9 |
Easy
< 1min
| If $A$A$=$= | $-4$−4 | $-7$−7 | $3$3 | and $B$B$=$= | $7$7 | $9$9 | $6$6 | , find $A+B$A+B. | |||||||||
| $-6$−6 | $2$2 | $4$4 | $-9$−9 | $8$8 | $-1$−1 |
Easy
< 1min
| $-5$−5 | $-9$−9 | $1$1 | $8$8 | ||||||||
| If $A$A$=$= | $-4$−4 | $-2$−2 | and $B$B$=$= | $2$2 | $3$3 | , find $A+B$A+B. | |||||
| $-3$−3 | $-7$−7 | $7$7 | $5$5 |
Easy
< 1min
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