Question

qual a fórmula de bhaskara qual 3+4x+x2=0

Answer 1

1°) 3=c, 4x=b e x²=a

2°)Bháskara: x=-b± √(b²-4×a×c)÷2×a

3°) x=-4±√(4²-4×1×3)÷2×1

x=-4±√(16-12)÷2

x=-4±√4÷2

x=-4±2÷2

x¹=(-4+2)÷2=1

x²=(-4-2)÷2=-3