#### The domain of the function Option 1) Option 2) Option 3) Option 4)

As we learnt in

DOMAIN -

The domain of R is the set of all first elements of the ordered pairs in a relation R.

- wherein

eg. R={(a,b),(c,d)}, then domain is {a,c}

,                 |x| - x > 0

x < |x|  it is only for -ve number. So that

Correct option is 1.

Option 1)

This is the correct option.

Option 2)

This is an incorrect option.

Option 3)

This is an incorrect option.

Option 4)

This is an incorrect option.