#### If defined by is onto, then the interval  of is Option 1) Option 2) Option 3) Option 4)

As we learnt in

Range -

The range of the relation R is the set of all second elements of the ordered pairs in a relation R.

- wherein

eg. R={(a,b),(c,d)}. Then Range is {b,d}

Now

-2 + 1,        2 + 1

[- 1, 3]

Correct option is 4.

Option 1)

This is an incorrect option.

Option 2)

This is an incorrect option.

Option 3)

This is an incorrect option.

Option 4)

This is the correct option.