[tex] \tan( 2\alpha ) \div (1 + \ \sin(2 \alpha ) ) = \tan( \alpha ) [/tex]
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1 thought on “<br />[tex] \tan( 2\alpha ) \div (1 + \ \sin(2 \alpha ) ) = \tan( \alpha ) [/tex]<br />​”

1. Answer:

   I forgot how to do that..

   Step-by-step explanation:

   A quasar (/ˈkweɪzɑːr/; also known as a quasi-stellar object, abbreviated QSO) is an extremely luminous active galactic nucleus (AGN), in which a supermassive black hole with mass ranging from millions to billions of times the mass of the Sun is surrounded by a gaseous accretion disk.

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