Hi there!
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I believe your answer is:
[tex]c = \pm\sqrt{43}[/tex]
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Here’s why:
I am assuming that the two is an exponent.
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[tex]\boxed{\text{Solving for 'c'...}}\\\\c^2 = 43\\----------------\\\rightarrow \sqrt{c^2} = \sqrt{43}\\\\\rightarrow \boxed{c = \pm\sqrt{43}}}[/tex]
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Hope this helps you. I apologize if it’s incorrect.
