Mathematics, 20.07.2019 23:10, acamjackie25561

Plz show that
$\tan( \frac{\pi}{4} - \alpha ) \: \tan( \frac{\pi}{4} + \alpha ) = 1$

Answers: 1

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Plz show that
[tex] \tan( \frac{\pi}{4} - \alpha ) \: \tan( \frac{\pi}{4} + \alpha ) = 1[/tex...

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