Use the Method of Completing the Square to Solve the Quadratic

question 236

Multiple Choice

Use the method of completing the square to solve the quadratic equation. x 2 + 4 x $-$ 1 = 0

• A) \(x = - 2 \pm \sqrt { 5 }\)
• B) \(x = 2 \pm \sqrt { 5 }\)
• C) \(x = \sqrt { 5 } \pm 2\)

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The distortion of statistical analysis resulting from the method of collecting samples that is not random, or where the sample is not representative of the population intended to be analyzed.

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