Question

1 - Faça a correspondência

Coluna 1

a) x² – 25
b)x2 - 10x + 25
c) x2 + 10x +25
d) x2 + 2x - 15

Coluna 2

( ) (x+5)
( ) (x + 5)(x - 5)
( )(x+5)(x - 3)
( )(x - 5)​

Answer 1

Resposta:

a) x² – 25 = (x + 5)(x - 5)

b)x2 - 10x + 25 = (x - 5)²

c) x2 + 10x +25 = (x + 5)²

d) x2 + 2x - 15 = (x+5)(x - 3)