Respuesta:
2x2 - 7x + 3 = 0
4x - 7x + 3 = 0
-3x+ 3 = 0
-3x = 0- 3
-3x = -3
x = 1
3x2 + 8x + 4 = 0
6x + 8x + 4 = 0
14x + 4 = 0
14x = 0-4
14x = -4
x=- 2/7
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Respuesta:
2x2 - 7x + 3 = 0
4x - 7x + 3 = 0
-3x+ 3 = 0
-3x = 0- 3
-3x = -3
x = 1
3x2 + 8x + 4 = 0
6x + 8x + 4 = 0
14x + 4 = 0
14x = 0-4
14x = -4
x=- 2/7