sprinkles5667 sprinkles5667

20-10-2017
Mathematics

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What must you add to the expression x2+bxx2+bx to complete the square?

Respuesta :

barnuts barnuts

31-10-2017

We are given the incomplete expression:

x^2 + b x

Now to complete the square, we need to add the square of the half of b, that is:

(b / 2)^2

or

b^2 / 4

Therefore the complete expression is:

x^2 + b x + (b^2 / 4)

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