Worksheet: QR Decomposition

In this worksheet, we will practice finding the QR decomposition (factorization) of a matrix.

Q1:

Find a QR factoring of the matrix 121321102.

  • A1111132266263111152266261111223322311411116111106221122211002
  • B1111132266263111152266261111223322311411116111106221122211002
  • C1111132266263111152266261111223322311411116111106221122211002
  • D1111132266263111152266261111223322311411116111106221122211002
  • E1111132266263111152266261111223322311411116111106221122211002

Q2:

Find a QR factoring of the matrix 121030111021.

  • A111111011031111311011010101111110110310101121111611114111102110111102221105500102105
  • B111111011031111311011010101111110110310101121111611114111102110111102221105500102105
  • C111111011031111311011010101111110110310101121113611114111302110131102221105500102105
  • D111111011031111311011010101111110110310101121111611114111102110111102221105500102105
  • E111111011031111311011010101111110110310101121111611114111102110111102221105500102105

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