A is a 5×p matrix.B is a 2×q matrix.  A is conformable to B, for pre-multiplication (i.e .,ABERDEEN can be worked out ). AB works  out to be a 5×4 matrix.  Write the values of p and q. 

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D-gee Gyaleltshene
March 1, 2017, 7:41 p.m.