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Consider a Soldier Facing in a Given Direction (Say North)

Question 127

Multiple Choice

Consider a soldier facing in a given direction (say north) . Let us denote "left face" by l, "right face" by r, "about face" by a, and "stand fast" by f. (The element f means "don't move from your present position." It does not mean "return to your original position.") Then we define Consider a soldier facing in a given direction (say north) . Let us denote left face by l, right face by r, about face by a, and stand fast by f. (The element f means don't move from your present position. It does not mean return to your original position. ) Then we define and an operation meaning followed by. Thus, means left face followed by left face and is the same as the single command about face. Does the set H and operation satisfy the associative property? ​ A) no B) yes and an operation Consider a soldier facing in a given direction (say north) . Let us denote left face by l, right face by r, about face by a, and stand fast by f. (The element f means don't move from your present position. It does not mean return to your original position. ) Then we define and an operation meaning followed by. Thus, means left face followed by left face and is the same as the single command about face. Does the set H and operation satisfy the associative property? ​ A) no B) yes meaning "followed by." Thus, Consider a soldier facing in a given direction (say north) . Let us denote left face by l, right face by r, about face by a, and stand fast by f. (The element f means don't move from your present position. It does not mean return to your original position. ) Then we define and an operation meaning followed by. Thus, means left face followed by left face and is the same as the single command about face. Does the set H and operation satisfy the associative property? ​ A) no B) yes means "left face" followed by "left face" and is the same as the single command "about face." Does the set H and operation Consider a soldier facing in a given direction (say north) . Let us denote left face by l, right face by r, about face by a, and stand fast by f. (The element f means don't move from your present position. It does not mean return to your original position. ) Then we define and an operation meaning followed by. Thus, means left face followed by left face and is the same as the single command about face. Does the set H and operation satisfy the associative property? ​ A) no B) yes satisfy the associative property? ​


A) no
B) yes

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