Question

fatore a expressão (x - 1)² - 1​

Answer 1

( x - 1 - 1 ) × ( x - 1 + 1 )

calcule a diferença

( x -2) × ( x - 1 + 1 )

elimine os opostos

( x -2) ×

reorganize os termos

x × ( x -2)