what is the set of all positive roots of the equation (x-2)(x+1)(x×x-1)
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Answer:
We have been given the equation
(x-1)(x+1)(x^2-1)=0
From the zero product property, we have
x-1=0,x+1=0,x^2-1=0\\\\x=1,-1,x^2=1\\\\x=-1,1,-1,1
Hence, the positive root is x =1
Step-by-step explanation:
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