Wednesday, February 11, 2009

Solving Quadratic Equations

Hello 3E4,

We have learnt the 4 different methods of solving a linear quadratic equation.
They are by
1) Factorisation
2) Quadratic formula
3) Completing the square &
4) Graphical method.

Which method would you use for solving this equation:
x ² - x - 5 = 0 ?

Explain why you chose that method.