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5 votes
The question is on the sheet.​

The question is on the sheet.​-example-1
User Pezholio
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1 Answer

2 votes

area of the whole figure


= (x + 1)(2x + 3) \\ = x(2x + 3) + 1(2x + 3) \\ = 2 {x}^(2) + 3x + 2x + 3 \\ = {2x}^(2) + 5x + 3

area of the unshaded region


= x(2x) \\ = {2x}^(2)

area of the shaded region


= {2x}^(2) + 5x + 3 - {2x}^(2) \\ = ( {2x}^(2) - {2x}^(2) ) + 5x + 3 \\ = 5x + 3

THEREFORE,

THE AREA OF THE FRAME IS C. 5x + 3

User Dmytro Yashkir
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