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OpenStudy (alprincenofl):
Let A be a 3*4 matrix, B be a 4*5 matrix, and C be a 4*4 matrix. Determine which of the following products is not defined ?
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OpenStudy (alprincenofl):
OpenStudy (rsadhvika):
AB is defined when # of columns of A is equal to # of rows of B
OpenStudy (alprincenofl):
I've answered "CA", is it the true answer? @rsadhvika Thanks.
OpenStudy (rsadhvika):
yes the product CA is not defined because number of columns of C is not equal to number of rows of A
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