find the value of x2-1
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Answer:
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Step-by-step explanation:
We first have to simplify the question x^2+1=0, therefore x(x+1)=O, then x=O,x+1=O make x the subject of the formula x=-1 therefore x=-1 or x=O.
Answered by
0
Answer:
0
Step-by-step explanation:
We first have to simplify the question x^2+1=0, therefore x(x+1)=O, then x=O,x+1=O make x the subject of the formula x=-1 therefore x=-1 or x=O.
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