Which of the following statement(s) is true? Let A = M (R) be such that A...
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Which of the following statement(s) is true? Let A = M₂ (R) be such that A = I, A = -1, then A²+1=0 Let A = M₂ (R) be such that A³ = I, A# I, then A²+A+ I=0 Let A = M₂ (R) be such that A³ = I, AI, then A²+A+ I = 0 None of these Which of the following statement(s) is true? Let A = M₂ (R) be such that A = I, A = -1, then A²+1=0 Let A = M₂ (R) be such that A³ = I, A# I, then A²+A+ I=0 Let A = M₂ (R) be such that A³ = I, AI, then A²+A+ I = 0 None of these
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