In Questions Let a Be the Set of All Strings $$5 \mathrm {~s} ?$$

question 110

Short Answer

In questions let A be the set of all strings of decimal digits of length five. For example 00312 and 19483
are strings in
-How many strings in A have exactly three $$5 \mathrm {~s} ?$$

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Definitions:

Federal District Court

The general trial courts of the United States federal court system where most federal legal cases are initially tried and decided.

Lawsuit

A legal action brought by one party against another in court, seeking a resolution to a dispute or the enforcement of a right.

Procedural Rules

Guidelines that govern the legal processes in court cases, including how legal documents are filed and how court proceedings are conducted.

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A court that is part of a state's judicial system, handling matters within that state according to state laws.