2inwxqsika 2inwxqsika
  • 23-06-2021
  • Mathematics
contestada

what is (x+2)(x-2) equal ?

Respuesta :

breanneisabelle
breanneisabelle breanneisabelle
  • 23-06-2021
(x - 4)^2 , i hope this helps
Answer Link
bhadelsimron19
bhadelsimron19 bhadelsimron19
  • 23-06-2021

Answer:

x^2 - 4

Step-by-step explanation:

since it is in the form of

a^2 - b^2 = (a + b)(a - b)

u can directly write x^2 - 2^2

=x^2 - 4

process :

(x + 2)(x - 2)

=x(x - 2) + 2(x - 2)

=x^2 - 2x + 2x - 4

=-2x and plus 2x gets cancel

=x^2 - 4

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