Question

please solve this question is very very urgent​

Answer 1

Answer:

Explanation:

See the attachment and Mark as brainliest plz

Answer 2

Explanation:

4-x should not equal to negative no

because it is in under root......(1)

or similarly

x²-1 should not equal to 0 and negative..........(2)

so according to the (1)

x=(-infinity to -1)

and from ( 2)

(1,4]

so

(- infinity '-1)U(-1,4]

thank you

plz mark as brainliest