jagdishadwani555 jagdishadwani555
  • 10-04-2021
  • Mathematics
contestada


[tex](x + y) ^{2} [/tex]
​

Respuesta :

Mibo
Mibo Mibo
  • 10-04-2021

Answer:

Step-by-step explanation:

(x + y) 2

x2 + 2xy + y2

Answer Link
altavistard
altavistard altavistard
  • 10-04-2021

Answer:

Step-by-step explanation:

This is an example of "the square of a binomial."  There is a formula for such cases;

(a + b)^2 = a^2 + 2ab + b^2 (worth memorizing)

Thus, our (x + y)^2 = x^2 + 2xy + y^2

Answer Link

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