Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
Morrison
Lv 6
¿como simplifcar expresiones sen, cos, etc?
por ejemplo en un ejercicio viene
a) (1+sen) (1-sen)/cos
b) (csc) (sec) - (cot)
1 Answer
Rating
- DanielitoLv 77 years agoFavorite Answer
a) (1+sen) (1-sen)/cos
(1²- sen²) /cos = cos²/ cos = cos
b) (csc) (sec) - (cot)
1/sen . 1/cos - cos/sen = 1/sen ( 1/cos -cos) = 1/sen (( 1-cos²)/cos ) = 1/sen (sen²/cos )
=sen/cos = tg)
No olvides elegir mejor respuesta; sea esta u otra pero elige
Source(s): CDA
Still have questions? Get your answers by asking now.