Question

pfvr me ajudem !!!!!​

Answer 1

$(x {}^{2} + 2x + 3) {}^{2}$

${x}^{4} + {4x}^{2} + 9 + {4x}^{3} + {6x}^{2} + 12x$

${x}^{4} + {10x}^{2} + 9 + {4x}^{3} + 12x$

${x}^{4} + {4x}^{3} + {10x}^{2} + 12x + 9$

Resp: Letra A

(espero ter ajudado <3)