Why arccos arccos &#x2061;<!-- ⁡ -->

Emmy Dillon

Emmy Dillon

Answered question

2022-06-10

Why arccos arccos ( 1 3 ) is an irrational number?

Answer & Explanation

scipionhi

scipionhi

Beginner2022-06-11Added 25 answers

Any non-zero value of an inverse trigonometric function is irrational for a rational value of the argument.

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