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King Art is hosting a feast at his round table, sitting at the head position (of course). His seven knights need to sit around him in a circle. How many different ways can the knights be arranged? (Use a
! e \(\pi\) ( ) % AC sin cos tan 7 8 9 / \(\sin^{-1}\) \(\cos^{-1}\) \(\tan^{-1}\) 4 5 6 * \(x^2\) \(\sqrt{\phantom{2}}\) xy 1 2 3 - ln exp log 0 . = +
to compute this.)
ways