Finf the rootd of equation by method of cimpleting the square. x2+4x+5=0
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Step-by-step explanation:
Add 5 to both sides of the equation: x² + 4x - 5= 0 => x² + 4x = 5. Divide every term by the coefficient of the x² term, in this case that coefficient is 1, so I will omit this step. Find the square of half of the linear term's coefficient: (4/2)² = 4
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