SOLUTION: Solve by factoring and check the factor, x^2+1=-2x please help I don't know what to do! Thank you!
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Question 623752: Solve by factoring and check the factor, x^2+1=-2x please help I don't know what to do! Thank you!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Add 
to both sides and then factor the perfect square trinomial in the LHS.
John
My calculator said it, I believe it, that settles it
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