Hello World

Testing the publication!

Which one is correct?

1. \(f(x) = x^2\)
2. \(\theta(x) = \sqrt{x} \theta\)
3. \(x\) is odd
4. \(\lim_{x \to +\infty} \frac{3x^2 +7x^3}{x^2 +5x^4} = 3\)
5. none of above

Original idea by: Anderson Nogueira Cotrim