Dots and dashes can be used to represent symbols (Ex: C = -.-. ,Q = --.-). How many symbols could we represent using at least one but no more than 10 dots and/or dashes?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter1: Introduction To Algebra
Section1.8: Number Lines
Problem 16WE
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Dots and dashes can be used to represent symbols (Ex: C = -.-. ,Q = --.-). How many symbols could we represent using at least one but no more than 10 dots and/or dashes?

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