#### Question

if A' = `[(-2,3),(1,2)] and B = [(-1,0),(1,2)]` then find (A + 2B)'

#### Solution

We know that A = (A')'

Is there an error in this question or solution?

Solution If A' =Matric [(-2,3),(1,2)] and B = Matric [(-1,0),(1,2)] Then Find (A + 2b)' Concept: Symmetric and Skew Symmetric Matrices.