Use the properties of Theorem 8.2 to prove 1, which says that(c1u1 ++ ckuk ) w = c1(u1
Chapter 8, Problem 63(choose chapter or problem)
Use the properties of Theorem 8.2 to prove 1, which says that(c1u1 ++ ckuk ) w = c1(u1 w) ++ ck (uk w)
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