3x² + 2x = 5
3x² + 2x - 5 = 0
b²-4ac {Delta}
4 - 4 . 3 . -5 = 64
-b +- Raiz de Delta/2a {Bhaskara}
-2+- 8 /2.3
-2 + 8 /6 = 1 -2 - 8 /6 = -10/6
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3x² + 2x = 5
3x² + 2x - 5 = 0
b²-4ac {Delta}
4 - 4 . 3 . -5 = 64
-b +- Raiz de Delta/2a {Bhaskara}
-2+- 8 /2.3
-2 + 8 /6 = 1 -2 - 8 /6 = -10/6