Lalau07 Lalau07
  • 05-04-2017
  • Mathematics
contestada

calcule senx, sabendo que cosx= -√3/3 e π

Respuesta :

guesst555
guesst555 guesst555
  • 05-04-2017
Sendo sen x= -3/5 e π < x < 3π/2, calcule:? ... Pedem-se várias funções trigonométricas,sabendo-se que senx = -3/5 e que "x' está no seguinte intervalo: PI < x < 3PI/2 ---Veja que esse ... cosx = +-4/5 -----mas, como no 3º quadrante o cosseno é negativo, então temos que: .... Se cos x = 3/5 e 3π/2 < x < 2π , calcular sen(3x)?.
Answer Link

Otras preguntas

What comes after a decagon?
How many moles of NO3 are there in 6.2g?
the energy is water but i wanf to know how does it affect the enviorment?
the positive and negative of Greece geography
If f(x) = x² – 3, where x is an integer, which of the following could be a value of f(x)? a. 6 b. 0 c. -6 It would be great if you could add a few words of expl
give two examples of technology  we use on earth that is a result of space exploration
Patrick ate 3/5 of a small pizza. For lunch Saturday he4 ate 1/2 of the leftover pizza. How much pizza did he eat for lunch on Saturday?
DO you know a animal with the name that starts with the letter n?
Which of the following is NOT a part of the setting? A. TimeB. LocationC. MoodD. Sequence
How much can a glass of water hold?A. 1 gallonB. 1 cupC. 1 quart D. fluid ounce (answer now please on a test)