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Determine whether the expression $2\pi $ is rational

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 Solution

 Videos

Recognizing rational and irrational expressions example | Algebra I | Khan Academy

https://www.youtube.com/watch?v=hTJgK-wZMcE

Sums and products of irrational numbers

https://www.youtube.com/watch?v=16-GZWi66CI

How to use the rational zero test to determine all possible rational zeros

https://www.youtube.com/watch?v=W9OBqw2JLpE

Algebra 2 - Learning to solve rational equations in math class ((x+3)/(x‐2)) + (5/(x^2‐4)) = 1

https://www.youtube.com/watch?v=y8p0Tpn3BcI

How to simplify a exponent with a negative rational power

https://www.youtube.com/watch?v=N2jNOML3tYY

How to evaluate a number to a negative rational power

https://www.youtube.com/watch?v=8QDj4GUFjQM

 Function Plot

Plotting: $true$

 Main Topic: Rationals and Irrationals

A rational term is an algebraic term that doesn't have literal part inside a radical. An irrational term does have literal part inside a radical.

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