Question

B = {x|x = 2n-1,n €N}​

Answer 1

n = 1,2,3,..

if n = 1, x = 2n-1 = 2(1)-1 = 2-1 = 1

if n = 2, x = 2n-1 = 2(2)-1 = 4-1 = 3

if n = 3, x = 2n-1 = 2(3)-1 = 6-1 = 5

B = { 1,3,5,..}

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