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25-10-2018
Mathematics

contestada

Complete the square for x^2-8x and write as the square of a binomial.

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eftihiaa eftihiaa

27-10-2018

=x^2-8x+16-16
= (x-4) ^2-16
=[(x-4) -4][(x-4) +4]
=(x-8) x

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