kitkatlala3 kitkatlala3

26-03-2017
Mathematics

contestada

Which of the following represents the area of a rectangle whose length is x + 4 and whose width is
x - 9?

x2- 36

x2+ 5x - 36

x2- 5x - 36

x2+ 36x - 5

Respuesta :

masterofcheese04 masterofcheese04

26-03-2017

I believe it is C) x^2-5x-36.

Answer Link

26-03-2017

Area=length*width so:

A=(x+4)(x-9)

A=x^2-9x+4x-36

A=x^2-5x-36

Answer Link

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