mayakelly mayakelly

21-08-2015
Mathematics

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Write a polynomial to represent the area of the shaded region.

A) ab
B) ab - 4x2
C) ab - x2
D) a2b2 - 4x2

Write a polynomial to represent the area of the shaded region A ab B ab 4x2 C ab x2 D a2b2 4x2 class=

Respuesta :

soccerabby11 soccerabby11

21-08-2015

b).

the area of the overall rectangle is ab, but you need to subtract the 4 smaller squares. each square is x^2, and there are 4 of them.
this is how they get ab-4x^2

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