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Q16: Let p = "Daphne speaks Spanish." Let
Q17: Let p = "My homework is finished."
Q18: Write the argument in symbols; then decide
Q19: Determine whether the statement is a tautology,
Q20: Determine whether the statement is a tautology,
Q22: Determine the validity of the following argument.
Q23: Write the argument in symbols; then decide
Q24: Determine whether the argument is valid or
Q25: Determine whether each sentence is a statement
Q26: Let p = "Paolo bicycles to school."