arielstephany
arielstephany arielstephany
  • 04-02-2021
  • Mathematics
contestada

If xy = 4, which is equivalent to y(x-4)(x+2)
A. 5x
B. 5
C. x^2 -2x + 8
D. 4x - 8 - 8y

Respuesta :

Zezima
Zezima Zezima
  • 04-02-2021

Answer:

[tex]4x -8-8y[/tex]

Step-by-step explanation:

Multiply

[tex]yx^{2} -2yx-8y\\[/tex]

Substitute xy as 4 in the experssion

[tex]4x -8-8y[/tex]

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