Question

Find the domain of p(x)=x^+3

a) x is a real number
b) x is a real number and x > 0
c) x is real number and does not equal 0
d) x is a real number and does not equal 3

Answer 1

I think I could put any number I feel like for x in
x^3.
so what is the domain?

Answer 2

there is no restriction for x so x can be any real number,, :)