Given: The points \[A\text{ }\left( 3,\text{ }2,\text{ }-4 \right),\text{ }B\text{ }\left( 9,\text{ }8,\text{ }-10 \right)\]and \[C\text{ }\left( 5,\text{ }4,\text{ }-6 \right)\] By using the...

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