y1 ~ 0.528571(x1- 1.28108)2 + -83.2903 in quadratic equation

Answer 1

In standard form, the quadratic equation can be expressed as:

y = 0.528571(x - 1.28108)^2 - 83.2903

where:
- a = 0.528571
- h = 1.28108
- k = -83.2903

This equation represents a parabola with a vertex at (1.28108, -83.2903) opening upwards.