Professor Hickey assigned two homework problems to a class of 55 students. At the next meeting, 11 indicated that they had worked the first problem, 15 had worked the se problem, and 3 had worked both. (a) Determine the number who worked at least one of the problems. students (b) Determine the number who worked only the first problem. students (c) Determine the number who worked exactly one of the problems. students (d) Determine the number who worked neither of the problems. students Additional Materials OeBook Submit Answer

Q: Proof Pythagoras theorem.

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.