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Algebra Level 3

What values of x x satisfy the inequality x 2 + 2 x + 1 > 0 x^2+2x+1>0

x ≠ 1 x \neq 1 x < − 1 x<-1 x > − 1 x >-1 x ≠ − 1 x \neq - 1

Sarvesh Dubey by sarvesh dubey , 21, India

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1 solution

Ivan dennys Opit
Jan 9, 2015

i think there is something must we discuss about this problem x^2+2x+1>0 (x+1)^2>0, so for every real number of x exactly satisfied this equation

1 Helpful 0 Interesting 0 Brilliant 0 Confused

Other than x = − 1 x = -1 of course. Good observation; if you spot problems like these (with wrong answers), please report them by clicking the … \ldots at the bottom-right corner.

Jake Lai - 6 years, 5 months ago

Thanks. I have updated the answer to x ≠ − 1 x \neq -1 .

Calvin Lin Staff - 6 years, 5 months ago

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