Let Aa n dB be two 2xx2 matrices. Cons...

Let `Aa n dB` be two `2xx2` matrices. Consider the statements (i) `A B=O => A=O or B=O` (ii)`A B=I_2 => A=B^(-1)` (iii) `(A+B)^2=A^2+2A B+B^2` (i) and (ii) are false, (iii) is true (ii) and (iii) are false, (i) is true (i) is false (ii) and, (iii) are true (i) and (iii) are false, (ii) is true

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