mehakbajaj34
mehakbajaj34
01-04-2017
Mathematics
contestada
[tex]cos(3theta) =-1
[/tex]
Respuesta :
ghanami
ghanami
01-04-2017
hello :
cos(3
θ) = -1
cos(3θ) = cos(
π)
general solution in : R is
3θ = (2k+1)π k in Z
θ = (2k+1)π/3
if θ in
[0 , 2
π] the solutions are :
k=0 : x = π/3
k=1 : x = π
k=2 : x = 5π/3
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
A 64.0 kg skater moving initially at 2.81 m/s on rough horizontal ice comes to rest uniformly in 3.93 s due to friction from the ice. What force does friction e
Natural selection cannot occur without what
Opium, methamphetamine, and cocaine are __________ in the United States.
Look at this Madonna painted by Rogier van der Weyden. This painting is different from earlier Madonnas because it: A. demonstrates realistic facial details.
The source of the sun's energy is: A. nuclear fusion B. nuclear fission C. crude oil
A chemical reaction has reached equilibrium when
if 1 added to the numerator of fraction it becomes 1/2 and if one subtracted from the denominator it becomes 1/3 then the fraction is....?
Give an approximation of underroot(3) correct to hundredths. (Round to two decimal places as needed.)
Express the following repeating decimal as a fraction in simplest form. 0.342 repeating (line over entire decimal)
A pendulum is made by letting a 2.0-kg object swing at the end of a string that has a length of 1.5 m. The maximum angle the string makes with the vertical as t
