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If A and B are two square matrices such that `B=-A^(-1)BA,` then `(A+B)^(2)` is eual to- |
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Answer» Correct Answer - B Multiply both sides by `A , AB =- BA rArr AB+BA =0` `(A+B)^(2) A^(2) +B^(2) +AB +BA` `=A^(2)+B^(2)` |
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