Tema : Ángulo DobleReducir : M = (secx - cosx ) ( cosecx - senx )?
Tema : Ángulo Doble Reducir : M = (secx - cosx ) ( cosecx - senx ).
Tema : Ángulo Doble Reducir : M = (secx - cosx ) ( cosecx - senx ).
En resumen
<img src="https://tex.z-dn.net/?
<img src="https://tex.z-dn.net/?f=%7B%28secx-cosx%29%28cscx-senx%29%3D%7D%5C%5C%5C%5C%7B%5Cleft%28%20%5Cfrac%7B1%7D%7Bsenx%7D-senx%5Cright%29%5Cleft%28%5Cfrac%7B1%7D%7Bcosx%7D-cosx%5Cright%29%3D%7D%5C%5C%5C%5C%7B%5Cleft%28%5Cfrac%7B1-sen%5E2x%7D%7Bsenx%7D%5Cright%29%5Cleft%28%5Cfrac%7B1-cos%5E2x%7D%7Bcosx%7D%5Cright%29%3D%7D%5C%5C%5C%5C%7B%5Cleft%28%5Cfrac%7Bcos%5E2x%7D%7Bsenx%7D%5Cright%29%5Cleft%28%5Cfrac%7Bsen%5E2x%7D%7Bcosx%7D%5Cright%29%3D%7D%5C%5C%5C%5C%7B%28cosx%29%28senx%29%3D%7D%5C%5C%5C%5C%7Bsenx.cosx%3D%7D%5C%5C%5C%5C%7B%5Cboxed%7B%5Cfrac%7Bsen%282x%29%7D%7B2%7D%7D%7D%5C%5C%5C%5C%7B%5Ctext%7Bsalu2.%21%21%20%3A%29%7D%7D" />.
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Senx . (senx / cosx) + cosx = 1 / cosx sen²x / cosx + cosx = 1 / cosx (sen²x + cos²x) / cosx = 1 / cosx sen²x + cos²x = 11 = 1.