caroldosker
caroldosker
03-04-2017
Mathematics
contestada
I need to simplify sec^2(x)/sec^2(x)-1
Respuesta :
LammettHash
LammettHash
03-04-2017
[tex]\dfrac{\sec^2x}{\sec^2x-1}=\dfrac{\sec^2x}{\tan^2x}=\dfrac{\frac1{\cos^2x}}{\frac{\sin^2x}{\cos^2x}}=\dfrac1{\sin^2x}=\csc^2x[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
Butterball says that once the turkey is done, you should let it stand for 15 minutes before serving. Why?
Because it could not govern effectively after the reign of terror, the directory had to?
Which environment disaster took place near Niagara Falls?
How is the process of natural selection involved in evolution?
The main purpose of the turbine in the turbojet engine is to A. drive the compressor. B. reduce the temperature of the exhaust gas. C. increase the velocity of
Is the sentence a simple or a compound sentence? The acrobats and jugglers did amazing tricks. a. simple sentence b. compound sentence
Butterball says that once the turkey is done, you should let it stand for 15 minutes before serving. Why?
is a simple random sample (sometimes, always or never) valid?
round 4398202 to nearest hundred
How is the noun clause used in the sentence? I don’t know why I said that. a. object of a preposition b. subject c. indirect object d. direct object
