ChAoTiXX
ChAoTiXX ChAoTiXX
  • 13-12-2021
  • Mathematics
contestada

Can you please factorise 7-x²

Respuesta :

goddessboi goddessboi
  • 13-12-2021

Answer:

Can't factorize with rational numbers

Step-by-step explanation:

The best you could do is [tex](\sqrt{7}+x)(\sqrt{7}-x)[/tex] but [tex]\sqrt{7}[/tex] is irrational.

Answer Link
Аноним Аноним
  • 13-12-2021

Answer:

Step-by-step explanation:

7-x²

If we treat this as the difference of 2 squares we get

(√7 - x)(√7 + x)

Answer Link

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