katelynnikole16 katelynnikole16
  • 13-10-2017
  • Mathematics
contestada

If (x2 – 4) ÷ (x + 2) = x – 2, which polynomial should fill in the blank below?

(x + 2) ´ ______ = x2 – 4


A.x2 – 4

B.x – 2

C. x + 2

D. x2 – 2

Respuesta :

choixongdong
choixongdong choixongdong
  • 13-10-2017
(x + 2) (x - 2) = x^2 – 4

answer
B.x – 2
Answer Link
stokholm stokholm
  • 09-04-2019

Answer:

Step-by-step explanation:

Alright, lets get started.

Given that:

[tex]\frac{(x^2-4)}{(x+2)}=(x-2)[/tex]

(x-2) could be written as [tex]\frac{x-2}{1}[/tex]

[tex]\frac{(x^2-4)}{(x+2)}=\frac{(x-2)}{1}[/tex]

Doing cross multiply

[tex](x+2)(x-2)=(x^2-4)*1[/tex]

[tex](x+2)(x-2)=(x^2-4)[/tex]

It means the blank part is (x-2)   :    Answer

Hope it will help :)

Answer Link

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