Coaching Calculators solve quadratic equations by :
- completing the square
- quadratic formula
Students learn quickly by working with the calculator and seeing each step of the process in detail.
Completing the square for example:
- Dividing by coefficient of x²
- Taking constant term to right hand side
- Completing the square
- Taking the square root of both sides
- Simplifying and solving
Calculators handle equations with integer coefficients up to 99.
Guides have a comprehensive set of examples
- 10.4 MB
- Release Date:
- Walter Kissach
Safe to Download