1. Write the following set in the roster formA x x is a positive integ – InterviewSolution

1.	1. Write the following set in the roster formA x x is a positive integer less than 10 and2r-1 is an odd number)
Answer» clealry a 2^x -1 is odd so all should possibleA= {1,2,3,5,6,7,8,9}

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