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Mathematics 7 Online
quickstudent:

Is this correct? Matrix A has dimensions 3 x 1. Matrix B has dimensions 1 x 5. These two matrices can be muliplied. TRUE FALSE < ----- my answer

Vocaloid:

|dw:1527181226857:dw|

Vocaloid:

notice how we have 3 x 1 and 1 x 5 meaning the inner dimensions of the product AB are equal, so that means at least AB can be done

quickstudent:

Oh ok.

quickstudent:

Thanks

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