ax^2 + bx + c = 0

Решение уравнения вида ax^2 bx c = 0

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ax^2 + bx + c = 0 by Mind Map: ax^2 + bx + c = 0

1. b = 0

1.1. ax^2 + c = 0

1.1.1. x^2 = -c/a

2. a = 0

2.1. bx + c = 0

2.1.1. x = - c/b

3. c = 0

3.1. x(ax + b) = 0

3.1.1. x = 0 или x = -b/a

4. a, b, c - !

4.1. D = b^2 - 4ac

4.1.1. D > 0

4.1.1.1. x1,2 = (-b +- корень(D)) / 2a

4.1.2. D = 0

4.1.2.1. x = -b / 2a

4.1.3. D < 0

4.1.3.1. нет корней