Liyuki
Liyuki
22-03-2017
Mathematics
contestada
Helpp?
Simplify (secx/cosx) - (tanx/cotx)
Respuesta :
magdalenelkh
magdalenelkh
22-03-2017
secx = 1/cosx
cot x = 1/tanx
1 + tan^2(x) = sec^2(x)
minus tan^2(x) on both sides,
1 = sec^2(x) - tan^2(x)
sec(x)/cos(x) - tan(x)/cot(x)
=1/cos^2(x) - tan^2(x)
= sec^2(x) - tan^2(x)
= 1
Answer Link
VER TODAS LAS RESPUESTAS ( 81+ )
Otras preguntas
A pun takes advantage of the fact that words A. O may have different spellings B. O represent different parts of speech c. often have double meanings D. may be
After a recrystallization, a pure substance will ideally appear as a network of __________. If this is not the case, it may be worthwhile to reheat the flask an
What did the doctor observe after seeing the aftermath of the nuclear explosions?
Homeostasis means maintaining Your answer: varied internal conditions. varied offspring. similar offspring. stable internal conditions. plz help this for sience
which of the following is equivalent to 3(5+2i)-2(3-6i)^2
what is the answer to 3x – 3 = 18
726 ÷3 use place value disks
What is the theme of chapter 2 of the secret life of bees
Many Europeans left parts of Europe because of a lack of various freedoms. Once in the Americas, they soon began to import slaves from Africa. Was this choice h
A student dissolves of aniline in of a solvent with a density of . The student notices that the volume of the solvent does not change when the aniline dissolves
