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Mathematics 21 Online
OpenStudy (anonymous):

A square painting is surrounded by a frame. The outside edges of the frame are x inches in length and there is a 2-inch border between the painting and the frame. What is the total area of the border? 8x – 16 x^2 + 8x + 16 –8x – 16 –4x + 4

OpenStudy (mayaal):

salam hamza

OpenStudy (mayaal):

its the 1st choice

OpenStudy (mayaal):

because x squared-[(x-4)(x-4)]=x squared-[x squared-8x+16]=x squared-x squared+8x-16

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