Examlex
Solve the problem.
-How many 9-symbol codes can be formed using 5 different symbols? Repeated symbols are allowed.
Lexical Keyboards
Specialized input devices or software interfaces designed to facilitate efficient text entry by grouping letters or words logically.
Lexical Keyboards
Input devices designed to facilitate text entry by grouping keys or inputs by frequency of use or linguistic patterns, rather than the traditional QWERTY layout.
Communicative Language
The use of language to transfer information through speaking, writing, or other mediums.
Sign Language
A language that uses manual communication, body language, and facial expressions rather than sound to convey meaning, predominantly used by the deaf and hard of hearing.
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