Match the letter to the appropriate name of the variable

i think it because equal matrices have equal dimensions, only square matrices can be symmetric. for all indices and . every square diagonal matrix is symmetric, since all off-diagonal elements are zero. in linear algebra, a real symmetric matrix represents a self-adjoint operator over a real inner product space.

b) phosphorus pentoxide

okay i have so many questions. but the big one here is: um wt..f is this mess? ?