What is a directed line segment or vector

[@petecastillo8438]

New subscriber you save lives and help them as well another thing your work as a teacher is more than well accomplished (-:

[@ian.ambrose]

Thank you, professor.

[@anahitakashani5930]

great video! thanks for the help :)

[@notericok7695]

nice video

[@trestendains1572]

Nice

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2020

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2021

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Sat 16/21

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August 2021

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November 11, 2021

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2022