United States of America
AP Precalculus
4.10 Matrices
Interactive practice questions
If $B$B is a $5\cdot2$5·2 matrix and the product $AB$AB is a $4\cdot2$4·2 matrix, what are the dimensions of $A$A?
$\editable{}$$\times$×$\editable{}$
Medium
< 1min
| A matrix calculation of $A=BC$A=BC resulted in $A$A$=$= |
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. |
Medium
< 1min
| Consider $A$A$=$= |
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and $B$B$=$= |
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. |
Medium
1min
| Consider $A$A$=$= |
|
and $B$B$=$= |
|
. |
Medium
1min
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