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hi, can someone help pls! Which of the following is a counterexample for the claim that √x^2 = x ?

a) x=1
b) x=-1
c) x=0
d) x=2

Respuesta :

irspow

Answer:

Step-by-step explanation:

x=-1 is the counter example as ((-1)2)^(1/2)=1 and not -1.

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