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(Solved): (1.2) Given that |[a,b,c],[d,e,f],[g,h,i]|=-3 Evaluate det(A) and det(B) for A=[[-a,-b,-c],[2d,2e,2f ...



(1.2) Given that

|[a,b,c],[d,e,f],[g,h,i]|=-3

Evaluate

det(A)

and

det(B)

for

A=[[-a,-b,-c],[2d,2e,2f],[3g,3h,3i]] and B=[[a,a+b,a+2b],[a+b,a+2b,a],[a+2b,a,a+b]].

Find whenever possible, the value(s) of

a

and

b

such that

|B|=-27b^(2)


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