zillthy60 zillthy60

26-03-2021
Mathematics

contestada

Determine the area of the red triangular region.
4x+2
M
x
2x-2
$

Determine the area of the red triangular region 4x2 M x 2x2 class=

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Аноним Аноним

26-03-2021

The area of the triangle. (WHOLE)

[tex](4x+2)(2x-2)=8x^{2} -4x-4[/tex]

The area of the gray square.

[tex](x)(x+1)=x^{2} +x[/tex]

Subtract.

[tex](8x^{2} -4x-4)-(x^{2} +x)\\=7x^{2} -3x-4[/tex]

Hope this helped.

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