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 ( 27+ )
Otras preguntas
Freud believes that defense mechanisms are reactions people have to protect themselves from uncomfortable feelings. The article ""High on Anxiety"" suggests tha
Don recently received his first credit card, a MasterCard with a credit line of $500. In the first month he had it, he ran up charges of $425. How much of that
Find the measure of angle M in the paralellogram. ANSWER QUICK PLS, LOTS OF POINTS, WILL GIVE BRAINLIEST WILL REPORT!!
R\ {0}→→ Ris defined by Jff: 1 f(x)=x³-1/x³-1then show that 2 f(x) + f(1/x)=0.
The radius of the half dollar in centimeters is shown. Which of the following is closest to the area of the face of the half dollar? A. 12 cm2 B. 15 cm2 C. 28
+50 points. PLEASE help me. Please, I beg you. How does the Vietnam War influence policies and decisions made in the United States today? Justify your response.
A cyclist bikes a certain distance in 25 minutes. how long would it take a pedestrian to travel the same distance if he travels 2 2/5 times slower than the cycl
4. All of the following were causes of the Great Depression EXCEPT: a. Credit Spending b. Laissez Faire policies c. World War I d. Stock Market Crash e. Coolidg
Solve | x - 6 | = 8A: x = 14 and x = -14B: x = 14 and x = -2C: x = -14 and x = -2 D: x = -14 and x = 2
Choose the three basic categories into which interval quality is divided- dorian- diminished/augmented - major/minor- imperfect - perfect
