Question

Me ajudem e pra amanhã!!

Answer 1

verifique no documento anexo

f1bac338371fa257936cb979a6e2163a.docx

Answer 2

$a) \\ x^4 - 1 \\ \\ (x^2 + 1)(x + 1)(x - 1) \\ \\ \\ b) \\ 81a^4 - 1 \\ \\ (9a^2 + 1)(3a +1)(3a - 1) \\ \\ \\ c) \\ x^2^0 - 81 \\ \\ (x^1^0 + 9)(x^5 - 3)(x^5 + 3) \\ \\ \\ d) \\ 625 - x^4 \\ \\ (-x^2 - 25)(-x - 5)(-x + 5)$