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Solve the following quadratic by completing the square.

Solve the following quadratic by completing the square.-example-1
User Mike Simmons
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1 Answer

19 votes
19 votes

Answer:


x = -5 \pm √(26)

Explanation:


x^2+10x-1=0\\\\\implies x^2+2\cdot 5 x +5^2-5^2-1=0\\\\\implies (x+5)^2-25-1=0\\\\\implies (x+5)^2 -26=0\\\\\implies (x+5)^2 = 26\\\\\implies x +5 = \pm√(26)\\\\\implies x = -5 \pm √(26)

User Rich L
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