1- Exercite (equações 2ª grau, completa e incompleta. Baskara) a) 4x²-5x-5=0
b) 3x²-15x+12=0
c)x²-5x+6=0
d)x²-25=0
e)2x²-49=0
f)[email protected]=0
b) 3x²-15x+12=0
c)x²-5x+6=0
d)x²-25=0
e)2x²-49=0
f)[email protected]=0
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