Ashwini posted an Question
April 06, 2020 • 19:05 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Let u and v be unit vectors is r" such that u and v are orthogonal. define p = uu", gq = uu + wt, then (a) (c) p is invertible p is involuntary q is ldempotent

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    Ujjawal vishal best-answer

    option (c) & (d) If A is involutary => A^2 = I A is idempotent => A^2= A Remember uu' is a rank 1 matrix. detailed solution attached

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