What is the improved quadratic formula in graphic form?
This formula relates the 2 roots of the quadratic equations to the parabola graph of the function y = ax^2 + bx + c.
In this formula,
- the quantity
- The 2 quantities
- Simpler expression, and easier to remember because students can relate the formula to the parabola graph.
- Simple steps for easier numeric computation.
There are 2 real roots: