If \A=[\table 1,-2,1;2,1,3]\B=[\table 2,1;3,2;1,1], then (\AB)' is equal to

Correct Answer is : [−310−27]

KCET 2021 Math Solved Paper

Question : 31 of 60

Marks: +1, -0

If A=[

1	−2	1
2	1	3

]B=[

], then (AB)′ is equal to

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2−6+1	1−4+1
4+3+3	2+2+3

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