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[" 68.If "A=[[omega,0],[0,omega]]," wher...

[" 68.If "A=[[omega,0],[0,omega]]," where "omega" is a cube root of unity,then "],[" What is the value of "A^(100)" ? "],[[" (a) "A," (b) "-A],[" (c) Null matrix "," (d) Identity matrix "]]

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