Is anyone able to help me do the following proof please:
Let f:R3 > R3 be given by f(x1,x2,x3)=(x3,x1+x2,x1-x2)
Prove that f is a linear transformation.
Many thanks to anyone who can help.
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You have to prove two things :For all , For all ,
Originally Posted by flyingsquirrel Hi
You have to prove two things :For all , For all , Or obtain a matrix A such that f(x) = Ax(You should know the result that this is always a linear map).
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