Seudónimo Seudónimo

06-11-2020
Mathematics

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What is the value of Cosine (StartFraction x Over 2 EndFraction) if tangent x = one-half and x is in quadrant III?

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Shartruse123 Shartruse123

08-11-2020

[tex] - \sqrt{ \frac{5 - 2 \sqrt{5} }{10} } [/tex]

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Arlett08 Arlett08

10-12-2020

Answer:

A

Step-by-step explanation:

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