Question

me ajudem por favor ​

Answer 1

Resposta:

${(x - 6)}^{2} + {(x + 4)}^{2}$

$(x - 6) \times (x - 6) + (x + 4) \times (x + 4)$

${x}^{2} - 6x - 6x + 36 + {x}^{2} + 4x + 4x + 16$

${x}^{2} + {x}^{2} - 6x - 6x + 4x + 4x + 36 + 16$

${2x}^{2} - 4 x + 52$