Question

if A=[2,-3,-4,1] then adj (3A^2+12A) is equal to..
a) [72,-84,-63,51]. b). [51,63,84,72]. c). [72,-63,84,51]. d). [51,84,63,72]. please tell me this answer fastly... plzzz..​

Answer 1

Answer:

is equal to 51,63,84,72