Question: Q2/ Let (M2x2(R), +;) the ring of all 2x2 matrices. Show that if T, T2 are ideal or not: (a) T = ( )

Q2/ Let (M2x2(R), +;) the ring of all 2x2 matrices. Show that

Q2/ Let (M2x2(R), +;) the ring of all 2x2 matrices. Show that if T, T2 are ideal or not: (a) T = (" ) : a, b,c Z} (b) T2 (( ) : a, b R}

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