fs7ybtsdvk fs7ybtsdvk
  • 05-04-2022
  • Mathematics
contestada

Which of the binomials below is a factor of this expression?

49x^2 + 28xy + 4y^2

A. 7x + 4y

B. 7x + 2y

C. 7x - 2y

D. 7x - 4y

Which of the binomials below is a factor of this expression 49x2 28xy 4y2 A 7x 4y B 7x 2y C 7x 2y D 7x 4y class=

Respuesta :

loneguy
loneguy loneguy
  • 05-04-2022

Answer:

B. 7x+2y

Step-by-step explanation:

[tex]49x^2+28xy+4y^2\\\\=(7x)^2+2\cdot 7x \cdot 2y + (2y)^2\\\\=(7x+2y)^2\\\\=(7x+2y)(7x+2y)[/tex]

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