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How do you solve $sec x = 1$ $sec x=1$ ?

1 Answer

Apr 2, 2018

$x = 2 k π$ $x = 2kpi$

Explanation:

sec x = 1
$cos x = \frac{1}{sec x} = 1$ $cos x = 1/(sec x) = 1$
Unit circle gives $x = \pm 2 π$ $x = +- 2pi$
General answers:
$x = 2 k π$ $x = 2kpi$

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