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When completing the square on the equation c 2 + 11c = 12, the resulting solution is:

User Leonidos
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c^2 + 11c = 12

(c + 5.5)^2 - 30.25 = 12

(c + 5.5)^2 = 42.25
User Kuzey
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4 votes

the answer is c+11/2=+-13/2 the first option

User Alecu
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