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Mathematics 15 Online
OpenStudy (anonymous):

please help, (3x-4)^2+(4x+1)^2=(5x+2)^2

OpenStudy (anonymous):

Expand each of the terms out so it looks like this: (3x-4)(3x-4)+(4x+1)(4x+1) = (5x+2)(5x+2) Then: (9x^2-24x+16)+(16x^2+8x+1)= 25x^2+20x+4

OpenStudy (anonymous):

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