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 ( 98+ )
Otras preguntas
Would you rather have 600 in on account with 5% interest or 500 in one account with 6% interest? An why mah dude.
Ravi purchased n notebooks. They were 5 dollars each. Write an equation to represent the total cost c that Ravi paid
the Dutch colonists that referred to themselves as the white 'African tribe' were also known asA)ZulusB)BoersC)Bantus
Which type of mirror would you use if you wanted to project an image on a screen
solve the inequality -8x2x-16 <-5x+7x
What is the probability of the complement of rolling a number less than 5 by using a six-sided die? 1/6 1/3 2/5
What is the recursive rule for an=4n−1? a1=4;an=an−1−1 a1=3;an=an−1+4 a1=−1;an=an−1+4 a1=3;an=an−1−1
What is the importance of the okefenokee swamp to georgia? a.it once served as a buffer zone between the united states and the french empire. b.it was the site
please help me thank you
Manuel is 8 years older than his sister.three years ago he was 3 times older than his sister.how old is each now.solution