Question

Resolva (x^2+3)(x^2-3)

Answer 1

Resposta:

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

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

$x {}^{4} - 3 {}^{2}$

$= x {}^{4} - 9$

Espero ter ajudado!