smacias47
smacias47
22-03-2017
Mathematics
contestada
Prove the identity. sin(−θ) cot(−θ) = cos θ
Respuesta :
ghanami
ghanami
22-03-2017
Hello :
sin(−θ) = - sin(θ)
cot(−θ) = - cot(θ)
cot(θ) = cos(θ)/sin(θ)
sin(−θ) cot(θ) = (- sin(θ))×(-cos(θ)/sin(θ)) = cos(
θ)
Answer Link
VER TODAS LAS RESPUESTAS ( 43+ )
Otras preguntas
what is an arabian peninsula
Which BEST identifies the correct MLA documentation style for a work with one author? A) Begin with the author's last name, underlined; then the author's first
Um I’m stupid so helppppppppp
during a certain five-year period the consumer price index decreased by 40% but during the next five-year period it increases by only 20%. which if these condit
Why did the televising of the senate hearing help end McCarthyism
I know that the equation is 6x+3y=36 idk why I put 6x+3x I need help to solve the equation
Read the excerpt below and answer the question. "I'm really getting quite fond of the big room, all but that horrid paper. Out of one window I can see the garde
Why was Pheidippides important?
"As much hath [has] been said of the advantages of reconciliation [agreement] ... we should examine the contrary [opposite] side of the argument, and inquire in
help help HELPPPP I NEED HELP
