Question

To multiply a matrix by a scalar k, multiply

any row by k

any column by k

Every element by k

Diagonal elements by k​

Answer 1

Answer:

Bjk = the element in row j and column k from matrix B. Σj = summation sign, which indicates that the aijbjk terms should be summed over j.

Answer 2

Answer:

diagonal elements by k

Step-by-step explanation:

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