Describe the transformation of f(x) = x² represented by g.
1. g(x) = -2x²
3. g(x) = x² - 1
5. g(x) = x² - 2
2. g(x) = (x - 1)²
4. g(x) = (x + 1)²
6. g(x) = (x - 2)² -1