Question

2x2 + (x + 1)2 – 5x + 4

Answer 1

Resposta:

$10 - 3x$

Explicação passo-a-passo:

$2 \times 2 + (x + 1)2 - 5x + 4$

$4 + (x + 1) \times 2 - 5x + 4$

$4 + 2x + 2 - 5x + 4$

$10 + 2x - 5x$

$10 - 3x$