The basis for M is:
M =
{( a b)
{(-b c) :a,b,c real numbers }
N =
{( x 0)
{(y 0) :x,y real numbers }
are subspaces of M2(R).
I need to find the dimension of M and N. how do i do this
is the dimension the number of elements in the basis?
if so how do i find a basis for these?
thank you