2 2and3 wordproblem. Contents asquarematrixuptoorder3 3verifythepropertiesofadjoint: (adjA)T =adjATadjA =A n-1 understandthedefinitionofsingularandnonsingularmatrices.identifysingular Singular andnonsingularmatrix. Invertible matrices inversefindtheinverseofamatrixusingdefinition Solvinga solveasystemoflinear equationintwovariables(havinguniquesolution)usinginverseofamatrix understandtheconditionsfor consistencyandinconsistencyofsystemoflinearequations solveproblemsonapplicationof simultaneouslinearequations Calculus
2 2and3 wordproblem. Contents Singular Invertible matrices Solvinga asquarematrixuptoorder3 3verifythepropertiesofadjoint: (adjA)T =adjATadjA =A n-1 understandthedefinitionofsingularandnonsingularmatrices.identifysingular andnonsingularmatrix. inversefindtheinverseofamatrixusingdefinition solveasystemoflinear equationintwovariables(havinguniquesolution)usinginverseofamatrix understandtheconditionsfor consistencyandinconsistencyofsystemoflinearequations solveproblemsonapplicationof simultaneouslinearequations Calculus