Question

Can someone help me with question e please ? ​

Answer 1

Explanation:

a) The domain is R- all real numbers.

b) The domain is R- all real numbers.

c) we need

`x^(2)-4\\eq 0\\x^(2) \\eq 4\\x\\eq 2\\and\\x\\eq -2`

So the domain is R\{-2, 2}

d)

we need

`x^(2)+x-2\\eq 0\\x\\eq 1\\and\\x\\eq -2`

So the domain is R\{-2, 1}

e)

we need: x-1>0 or x> 1

So the domain is (1,+∞)