AIR MATH

Math Question

Solve \( x^{2}=12 x-15 \) by completing the square. Which is the solution set of the equation?
\( \{-6-\sqrt{51},-6+\sqrt{51}\} \)
\( \{-6-\sqrt{21},-6+\sqrt{21}\} \)
\( \{6-\sqrt{51}, 6+\sqrt{51}\} \)
\( \{6-\sqrt{21}, 6+\sqrt{21}\} \)

Solution

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