ryanxue573 ryanxue573

25-07-2021
Mathematics

contestada

can someone please help me with this question

can someone please help me with this question class=

Respuesta :

Аноним Аноним

30-07-2021

Answer:

21x^2-2x+1

Step-by-step explanation:

The area of shaded region= The area of the floor - area of the identical islands

The area of shaded region=(5x+1)^2-2*(2x)(x+3)=25x^2+1+10x-4x^2-12x=21x^2-2x+1

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