Question

1. efetue:

a) (x + 1)² =
b) (x + 2)² =
c) (x + 4)² =
d) (x + 5)² = ​

Answer 1

Resposta:

$a) \: {(x + 1)}^{2} \\ {x}^{2} + 2x + 1$

$b) \: {(x + 2)}^{2} \\ {x}^{2} + 4x + 4$

$c) \: ( {x + 4)}^{2} \\ {x}^{2} + 8x + 16$

$d) \: {(x + 5)}^{2} \\ {x}^{2} + 10x + 25$