SOLUTION: What three techniques can be used to solve a quadratic equation? Demonstrate these techniques on the equation "12x^2 - 10x

SOLUTION: What three techniques can be used to solve a quadratic equation? Demonstrate these techniques on the equation "12x^2 - 10x - 42 = 0".

Question 48549: What three techniques can be used to solve a quadratic equation? Demonstrate these techniques on the equation "12x^2 - 10x - 42 = 0".
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
1.)Graphing (at most times, not very accurate)

2.)Factoring

3x - 7 = 0
3x = 7
x = 7/3 or 2 1/3
and
2x + 3 = 0
2x = -3
x = -3/2 or -1 1/2
3.)Completing the Square

= +-

4.)Quadratic Formula

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