godking5513 godking5513

22-06-2017
Mathematics

contestada

Which value must be added to the expression x2 + x to make it a perfect-square trinomial?

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Аноним Аноним

22-06-2017

answer is 1/4

using
(a+b)^2 = a^2 + 2 a b + b^2

so (x + 1/2)^2 = x^2 + 2 (1/2) (x) + 1/4 = x^2 + x + 1/4

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cameronjackson261 cameronjackson261

08-05-2020

Answer:

14

Step-by-step explanation:

ik it

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