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30-08-2020
Mathematics

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Express x^2-6x-4 in the form of (x+m)^2+n.

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phamthuylinh345183 phamthuylinh345183

30-08-2020

Answer:

x^2 - 6x - 4 = x^2 - 6x + 9 - 13 = x^2 - 2.x.3 + 3^2 - 13

= (x-3)^2 - 13

(m = -3 and n = -13)

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