Question

Resolvam aí pra mim, por favor x²-2x=0

Answer 1

x' + x" = 2
x' . x" = 0

x' = 2
x" = 0

Answer 2

x² - 2x= 0

x • (x - 2)= 0

x= 0

x - 2= 0

x= 0 + 2

x= 2

S= ( 0 , 2)