19deita
19deita
13-02-2017
Mathematics
contestada
Cotx/cscx-sinx =secx
Verify the identity
Respuesta :
LammettHash
LammettHash
13-02-2017
[tex]\dfrac{\cot x}{\csc x-\sin x}=\dfrac{\cot x\sin x}{(\csc x-\sin x)\sin x}=\dfrac{\cos x}{1-\sin^2x}=\dfrac{\cos x}{\cos^2x}=\dfrac1{\cos x}=\sec x[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 64+ )
Otras preguntas
There is a 5% per year decline in water in the following reservoir. If the reservoir had 2000 gallons of water in year 2001, how much water will remain in 2017
The informal structure has been referred to as __________, because it includes the ideology and practices of workers on the job.
(2x-y) ( x-8y+7) how do I solve this problem ?
Santa has lots of mixed up socks in his sack! If he has 6 green socks, 4 gold socks, 8 black socks and 2 red socks, what is the minimum he needs to pull out of
Choose the answer that correctly completes the sentence. Cuando necesitas dinero,__________. a. tienes que ir al banco b. tienes que ir al parque c. ti
Points points points
With all the money i am spending today,will i be recieving anything complimentary
This might be really easy, but what is the difference between a factor and a multiple between numbers?
What is the vertex of a graph in f(x)=(x-2)^2-4
how many time does 3 go into 4