- #1
thatguythere
- 91
- 0
Homework Statement
Let T: R3 -> M22 by
T\begin{bmatrix}
a \\
b \\
c
\label{T}
\end{bmatrix}
=
\begin{bmatrix}
a-b & b-c \\
a+b & b+c\\
\end{bmatrix}
Is this transformation one-to-one?
Homework Equations
The Attempt at a Solution
I am not really certain how to go about this. A nudge in the right direction?