Math Help - Isomorphic in C

1. Isomorphic in C

Prove that R[x]/(x^2+1) is isomorphic to C

2. What do you think?

What does a typical element of $\mathbb{R}[x]/(x^2+1)$ look like?

3. Originally Posted by Bruno J.
What do you think?

What does a typical element of $\mathbb{R}[x]/(x^2+1)$ look like?
As a minor aside, but also a minor hint, what are the roots of the polynomial you are quotienting out...?