SOLUTION: What number must you add to complete the square?
x2 + 2x = -1
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Question 949483: What number must you add to complete the square?
x2 + 2x = -1
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Solving Quadratic Equation, INCLUDING How to Complete The Square
What does Completing the Square Mean?
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