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Mathematics
OpenStudy (anonymous):

why is (x^2)+x+1>0 when solving for x, the answer is "all x"?

OpenStudy (anonymous):

Because no matter what you substitute for x, the left side is always positive

OpenStudy (jwt625):

no matter what you substitute for x, x^2+x+1=(x+1/2)^2+3/4>0

OpenStudy (anonymous):

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