Question

if AB=C Where B and C are matrices of order4x5 then the order of matrix A is

Answer 1

Answer:

hey mate here is your answer

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Step-by-step explanation:

. LET order of A is x*y

. Then order of AB can be obtain by

. (x*y) (3*5) equivalent to (3*5)

. Y=3 and x=3

. Order of A is(3*3)