If \( a \neq b \), the equation \( \left|\begin{array}{ccc}x & a & ... VIDEO
If \( a \neq b \), the equation \( \left|\begin{array}{ccc}x & a & a \\ a & x & a \\ a & a & x\end{array}\right|+\left|\begin{array}{lll}b & b & x \\ b & x & b \\ x & b & b\end{array}\right|=0 \) is satisfied when \( x \) equalshttps://bit.ly/YTAI_PWAP https://www.pw.live/
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