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The Quadratic Formular
Giải Phương Trình Bậc 2.

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1- Do the following maths.
2- Hit Submit
3- See Your Results Below.

Review: The Quadratic Formular.

The general form of the Quadratic Equation is : ax2 + bx + c = 0

* If b2 - 4ac < 0, we have 0 solution

* If b2 - 4ac = 0, we have 2 equals solutions:
        x1 = x2 = -b / 2a

* If b2 - 4ac > 0, we have 2 different solutions:
        x1 = (-b + b2 -4ac) / 2a
        x2 = (-b - b2 -4ac) / 2a

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Find solutions for the following equation :

2x2 + 3x + 5 = 0

Select and fill in your answers:

No Solution.

Two Equal Solutions: x1 = x2 =

Two Different Solutions: x1 = , x2 =

  

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Your Previous Answers and Results :


Previous equation: 30x2 + 24x + 120 = 0

Variables Your answer Correct answer Your award

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