The set - builder form of the set {12,23,34,45} is
{x:x=nn+1, where nϵN and n≤4}
{x:x=nn+1, where nϵN and n<4}
{x:x=nn+1, where nϵN and n>4}
{x:x=nn+1, where nϵN and n=4}
Write the set A={12,23,34,45,56} in the set builder form.
The set - builder form of the set {23,34,45,56,67} is