Question

Given the following matrix A (in comments) find matrices Q and R such that A=QR

Answer 1

\[A=\left[\begin{matrix}1 & 0 \\ 0 & 1\\2&5\end{matrix}\right]\]

Answer 2

dude question is imcomplete give any other matrix q or R

Answer 3

Nope, that is my question verbatim...

Answer 4

You would use Gram-Schmidt to find the orthogonal matrix Q
R= Q' A, where Q' is Q transpose.
http://www.math.hmc.edu/calculus/tutorials/gramschmidt/gramschmidt.pdf

Answer 5

Cheers