susanwalsh
susanwalsh
03-03-2017
Mathematics
contestada
tan x-1/tan x+1=1-cot x/1+cotx
Respuesta :
LammettHash
LammettHash
03-03-2017
[tex]\dfrac{\tan x-1}{\tan x+1}=\dfrac{\frac{\sin x}{\cos x}-1}{\frac{\sin x}{\cos x}+1}=\dfrac{\sin x-\cos x}{\sin x+\cos x}=\dfrac{1-\frac{\cos x}{\sin x}}{1+\frac{\cos x}{\sin x}}=\dfrac{1-\cot x}{1+\cot x}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
which is the correct order of processes that occur for water to move from a lake to a cloud and then turn into rain
Though the Aztecs held the most powerful empire in Central America, which Spanish advantage contributed to the Aztecs’ defeat? a powerful army more land strong
During the Renaissance, applying humanist ideas to government meant that people began to support government more. support government less. debate about governme
How did the Spanish and French differ in their treatment of American Indians? The Spanish forced American Indians to convert to Christianity while the French bu
Which type of narrator has full knowledge of only one character, rather than all the characters? 1.first-person 2.limited third-person 3.omniscient third-pe
Which statement is true of the British colony of Jamestown? It was founded as a debtor’s colony for British people who had lost their land as a result of a debt
Day and Night Kennel charges $20 per day plus a food fee of $15 to board a pet. Home Away From Home Kennel charges $30 per day plus a food fee of $5. Which syst
A theorem is a statement in geometry that is accepted without proof. Please select the best answer from the choices provided T F
A FLUTTERING white flag appeared in the distance. Identify the word in all caps. a. preposition b. verb c. participle d. gerund i need help please :(
as the bolsheviks took control of the soviet economy they
