luisangelgaxiola luisangelgaxiola

01-11-2018
Mathematics

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x^2+8x solve by completing the square

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wegnerkolmp2741o wegnerkolmp2741o

01-11-2018

x^2 +8x

to complete the square add (b/2) ^2 where b is the coefficient of x

b=8 so (8/2)^2 = 4^2 =16

(x^2 +8x+16)

(x+4)^2

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