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Solve for x x^2+1=0 | Mathway
x^2+1=0 - Symbolab
x^2+1=0 - Wolfram|Alpha
Graph x^2+1=0 | Mathway
Solve x^2+x+1=0 | Microsoft Math Solver
Microsoft Math Solver - Math Problem Solver & Calculator
Solving quadratic equations by factoring (article) | Khan Academy
Quadratic Equation Solver - Math is Fun
Step-by-Step Solutions - Wolfram|Alpha
Solve Using the Quadratic Formula x^2-x+1=0 | Mathway
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