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X^2 + 11x + __ find the value that completes the square and then rewrite as a perfect square.
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X^2 + 11x + __ find the value that completes the square and then rewrite as a perfect square.

User John Nyingi
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Divide the "b" term by 2 to find the value of the perfect square.→ 11/2
Square that value to complete the square. (11/2)² = 121/4

x² + 11x + 121/4 = (x + 11/2)²
User Paulo Rosa
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