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One solution to the problem below is 2. what is the other solution c^2-4=0

One solution to the problem below is 2. what is the other solution c^2-4=0
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One solution to the problem below is 2. what is the other solution c^2-4=0

User Rwitzel
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1 Answer

4 votes


c^2-4=0\qquad|+4\\\\c^2=4\to c=\pm\sqrt4\\\\c=-2\ \vee\ c=2

User MmBs
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