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The equation arcsec(0.5) = 2x has no solution

 Nov 20, 2020
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True.....

 

arcsec (0.5)   means that  the secant of some angle  = 0.5......but this is impossible because the secant only has a range of    (-inf , -1]  U [1, inf)

 

 

cool cool cool

 Nov 20, 2020

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