How do you solve $cos 6 x = \frac{\sqrt{3}}{2}$ $Cos6x=sqrt3/2$ ?

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How do you solve $cos 6 x = \frac{\sqrt{3}}{2}$ $Cos6x=sqrt3/2$ ?

1 Answer

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Answer 1 · 2016-08-01T10:03:26

$x = 5$ $x=5$

Explanation:

$cos 6 x = \frac{\sqrt{3}}{2}$ $cos6x=sqrt3/2$
or
$cos 6 x = cos 30$ $cos6x=cos30$
or
$6 x = 30$ $6x=30$
or
$x = \frac{30}{6}$ $x=30/6$
or
$x = 5$ $x=5$

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How do you solve $cos 6 x = \frac{\sqrt{3}}{2}$ $Cos6x=sqrt3/2$ ?

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How do you solve $cos 6 x = \frac{\sqrt{3}}{2}$ $Cos6x=sqrt3/2$ ?