The function, y = x2 + 5 shifts 5 units upward from the parent function.
Notice that the vertex of y = x2 + 5 is (0,5), while the vertex of the parent function is (0,0).
Quadratic Function - Parent Function and Vertical Shifts
From Jennifer Ledwith
Example 3: Answer
Blue parabola: y = x^2 Green parabola: y = x^2 + 5
Jennifer LedwithExplore Mathematics
- About.com
- Education
- Mathematics
- Math Help and Tutorials
- Algebra
- Algebra 1 Help
- Quadratic Equations
- Quadratic Function - Parent Function and Vertical Shifts