Question

what is the domain of
$f(x) = \sqrt{ |1 - |x| | \div |2 - |x| | }$

Answer 1

DOMAIN : x belongs to R(real no. ) -(2) as at x = 2 the value of f(x) if undefine.
$f(x) = \sqrt{ |1 - |x| | \div |2 - |x| | }$