4KEITHCONRADGeometricallytheeectofthesematricesispicturedbelowOntheleftcossinsincosisacounterclockwiserotationbyanglearoundtheoriginOntherightcossinsincosisare ectionacrosstheline ID: 110525
4KEITHCONRADGeometrically theeectofthesematricesispicturedbelow.Ontheleft