Question

4x²-5x+1=3x²-2x+1
qual e o cauculo e a resposta da equaçoes de 2º

Answer 1

4x²-5x+1=3x²-2x+1
4x²-3x²-5x+2x+1-1
x²-3x=0
a=1  b=-3  c=0
Δ=(-3)²-4×1×0
Δ=9-0   Δ=9  √Δ=√9 = 3
$x^{I} = \frac{-(-3)+3}{2} = \frac{6}{2}$
$x^{I} = 3$ 
$x^{II} = \frac{-(-3)-3}{2} = \frac{0}{2}$
$x^{II} =0$