cookiemonster100 cookiemonster100
  • 04-11-2016
  • Mathematics
contestada

cscθ - sinθ = _____
I need someone to help with my trigonometry please im really confused and not sure what formula to use

Respuesta :

antek
antek antek
  • 04-11-2016
So you maybe know that [tex]\csc x = \frac{1}{\sin x}[/tex]. Now let us try to simplify the expression

[tex]\csc x - \sin x = \frac{1}{\sin x} - \sin x = \frac{1}{\sin x} - \frac{\sin^2 x }{\sin x}=\frac{1-\sin^2 x}{\sin x} = [/tex]

[tex]= \frac{\cos^2 x}{\sin x} = \cot x \cdot \cos x[/tex]
Answer Link

Otras preguntas

How do you write x-6 in verbal expression
At the end of "the third bank of the river" what is the most likely reason the narrator cannot get in the boat? A) He realizes his father is insane B)He is terr
I need some help checking my answer... Is 6 correct?
Which identity resulted from the proof in part A, which showed that a triangle with side lengths x2 − 1, 2x, and x2 + 1 is a right triangle?
Which quotation from the “The Interlopers” best supports the idea that the quarrel between the two families had changed with the third generation
why does the government not do more to regulate nonpoint source pollution
Solve for x. 78(−32−48x)+36=23(−33x−18)−10x Enter your answer in the box. x =
An attitude that all people in a particular group are the same
Daniel had a 22-foot-long rope that he cut into eight equal pieces. Which equation can be used to determine the length, r, of each piece, and how long is each p
Where were children forced to work during the Industrial Revolution?