simonschhetri
simonschhetri simonschhetri
  • 17-08-2021
  • Mathematics
contestada

factorise x²-49
please solve this answer​

Respuesta :

airinman170106 airinman170106
  • 17-08-2021

Answer:

(x+7)(x-7)

Step-by-step explanation:

x²-49

=x²-7²

=(x+7)(x-7)

Answer Link
783423903
783423903 783423903
  • 17-08-2021

Answer:

(x+7) (x-7)

Step-by-step explanation:

 [tex]\sqrt x^{2}[/tex]-49

[tex]\sqrt x^{2}[/tex] - [tex]\sqrt{49}[/tex] = (x+7) (x-7)

Answer Link

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