Question

x ao quadrado -x=0 usar formula de bhaskara ​

Answer 1

OI...

x² - x = 0

x(x- 1) = 0

x' = 0

x - 1 = 0

x" = 1

S = { x' = 0 e x" = 1}

Espero ter ajudado.

Answer 2

x2 - x = 0

∆ = 1 + 0

∆ = 1

X1 = ( 1 + 1 ) / 2

X1 = 2 / 2

X1 = 1

X2 = ( 1 - 1 ) / 0

X2 = 0 / 0

X2 = 0