hardy33021 hardy33021 26-05-2023 Mathematics contestada C A- WHERE A) SUPPOSE A € M2x2 (R) A = [a A = AND det (A) = 0 ( STATE A FORMULA FOR VERIFY THAT iT WORKS. (i) USE YOUR FORMULA TO FIND 3 A= WHEN 5 . 27 Ut a AY SHOW ® SUPPOSE B a det (A). - [] Show: det B =