Inverse Trigonometry Identity: arcsec(x) = arccos(1/x)

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In this video I go over the proof for the inverse trigonometry identity which is listed below in the many ways of writing inverse trigonometry:

inverse sec(x) = inverse cos(1/x)
arcsec(x) = arccos(1/x)
asec(x) = acos(1/x)
sec^(-1)(x) = cos^(-1)(1/x)

I also go over how to graph inverse trigonometry functions directly into Google search so make sure to watch this video!

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I don't always graph arcsec(x) but when I do I usually write it as arccos(x) ;)

mes
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Thanks so much!
You save me from Mind blown

lolosino