Question

What is the answer?​

Answer 1

ANSWER

CONCEPT USED

PROPERTIES OF ADJOINT

FORMULA USED

ADJ(KA) = k^(n-1) |A|

|kadjA) =k^n|A|

you can check these result by taking examples

since in second result k constant is multiply to each row of adj so if I take comman then k^6 comes out

where k is a scaler

EXPLANATION

see attachment

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