susanwalsh susanwalsh
  • 03-03-2017
  • Mathematics
contestada

tan x-1/tan x+1=1-cot x/1+cotx

Respuesta :

LammettHash
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

Otras preguntas

what procedure for identifying students with a disability did idea 2004 provide as an alternative to the discrepancy model
What is the number which is being subtracted from another number is called
In poetry, meter is the pattern of
will give u brainliest What will be the location of the x value of R' after using the translation rule (x + 4, y - 7), if the pre-image R is located at ( 24, -1
use the passage on the right to answer this question. according to the declaration of independence, life liberty, and the pursuit of happiness are considered
what is the value of 64 ⅔ ?​
Leah wants to learn more about the cello. She would find most of the information A. At a website about Sony B. In a book about building teamwork skills C. At a
On a snow day, Jada created two snowmen in her yard. Snowman A was built to a height of 51 inches and Snowman B was built to a height of 36 inches. The next day
NEED HELP ASAPP RADICALSSS
2 is subtracted from the product of 5 and a number ​