Question: [1 2 1 a) Let E =0 1 3. Find all values of r for which E has inverse. Find, if li o rl

[1 2 1 a) Let E =0 1 3. Find all values of r for which E has inverse. Find, if li o rl possible, E for r -1. 1o 21 lo 31 b) Let A Find all possible 2 x 2 matrices B such that AB 02.

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