Liantic Liantic

23-04-2018
Mathematics

contestada

Rewrite the function in “vertex from (by completing the square)
1) f(x) =-x^2 +8x+3

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Аноним Аноним

23-04-2018

x^2 + 8x + 3
= (x + 4)^2 - 16 + 3
= (x + 4)^2 - 13 Answer.

You divide the + 8 by 2 to get the +4 and you then subtract 4^2 ( which is the -16).

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