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Question

Let A=[aᵢⱼ ] be an mxn matrix and k be a scalar then kA is equal to __________

a.

[kaᵢⱼ ]ₘₓₙ

b.

[aᵢⱼ/k ]ₘₓₙ

c.

[k² aᵢⱼ]ₘₓₙ

d.

None of the mentioned

Answer: (a).[kaᵢⱼ ]ₘₓₙ

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Q. Let A=[aᵢⱼ ] be an mxn matrix and k be a scalar then kA is equal to __________

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