Question: Pre calc perms and combs Question 17 (1 point) A group of 7 friends, which includes a set of non-identical twins, lines up for a
Pre calc perms and combs

Question 17 (1 point) A group of 7 friends, which includes a set of non-identical twins, lines up for a picture. In how many ways can they be arranged if the twins do not want to stand beside each other
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