swornikared
swornikared swornikared
  • 07-12-2021
  • Mathematics
contestada

prove that: sin×sec=tan
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loneguy
loneguy loneguy
  • 07-12-2021

[tex]L.H.S\\\\=\sin \theta \sec \theta \\\\=\sin \theta \cdot \dfrac 1{\cos \theta } \\\\=\dfrac{\sin \theta}{\cos \theta}\\\\=\tan \theta\\\\=R.H.S\\\\\text{Proved.}[/tex]

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