pt

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Trigonometria >

sin(θ)sin(2θ)=0

Solução

sin (θ) sin (2 θ) = 0

Solução

θ = πn, θ = \frac{π}{2} + πn

+1

Graus

θ = 0^{\circ} + 18 0^{\circ} n, θ = 9 0^{\circ} + 18 0^{\circ} n

Passos da solução

sin (θ) sin (2 θ) = 0

Resolver cada parte separadamente

sin (θ) = 0 or sin (2 θ) = 0

sin (θ) = 0 : θ = 2 πn, θ = π + 2 πn

sin (θ) = 0

Soluções gerais para

sin (θ) = 0

sin (x)

tabela de periodicidade com ciclo de

2 πn

:

x 0 \frac{π}{6} \frac{π}{4} \frac{π}{3} \frac{π}{2} \frac{2 π}{3} \frac{3 π}{4} \frac{5 π}{6} sin (x) 0 \frac{1}{2} \frac{2}{2} \frac{3}{2} 1 \frac{3}{2} \frac{2}{2} \frac{1}{2} x π \frac{7 π}{6} \frac{5 π}{4} \frac{4 π}{3} \frac{3 π}{2} \frac{5 π}{3} \frac{7 π}{4} \frac{11 π}{6} sin (x) 0 - \frac{1}{2} - \frac{2}{2} - \frac{3}{2} - 1 - \frac{3}{2} - \frac{2}{2} - \frac{1}{2}

θ = 0 + 2 πn, θ = π + 2 πn

θ = 0 + 2 πn, θ = π + 2 πn

Resolver

θ = 0 + 2 πn : θ = 2 πn

θ = 0 + 2 πn

0 + 2 πn = 2 πn

θ = 2 πn

θ = 2 πn, θ = π + 2 πn

sin (2 θ) = 0 : θ = πn, θ = \frac{π}{2} + πn

sin (2 θ) = 0

Soluções gerais para

sin (2 θ) = 0

sin (x)

tabela de periodicidade com ciclo de

2 πn

:

x 0 \frac{π}{6} \frac{π}{4} \frac{π}{3} \frac{π}{2} \frac{2 π}{3} \frac{3 π}{4} \frac{5 π}{6} sin (x) 0 \frac{1}{2} \frac{2}{2} \frac{3}{2} 1 \frac{3}{2} \frac{2}{2} \frac{1}{2} x π \frac{7 π}{6} \frac{5 π}{4} \frac{4 π}{3} \frac{3 π}{2} \frac{5 π}{3} \frac{7 π}{4} \frac{11 π}{6} sin (x) 0 - \frac{1}{2} - \frac{2}{2} - \frac{3}{2} - 1 - \frac{3}{2} - \frac{2}{2} - \frac{1}{2}

2 θ = 0 + 2 πn, 2 θ = π + 2 πn

2 θ = 0 + 2 πn, 2 θ = π + 2 πn

Resolver

2 θ = 0 + 2 πn : θ = πn

2 θ = 0 + 2 πn

0 + 2 πn = 2 πn

2 θ = 2 πn

Dividir ambos os lados por

2

2 θ = 2 πn

Dividir ambos os lados por

2

\frac{2 θ}{2} = \frac{2 πn}{2}

Simplificar

θ = πn

θ = πn

Resolver

2 θ = π + 2 πn : θ = \frac{π}{2} + πn

2 θ = π + 2 πn

Dividir ambos os lados por

2

2 θ = π + 2 πn

Dividir ambos os lados por

2

\frac{2 θ}{2} = \frac{π}{2} + \frac{2 πn}{2}

Simplificar

θ = \frac{π}{2} + πn

θ = \frac{π}{2} + πn

θ = πn, θ = \frac{π}{2} + πn

Combinar toda as soluções

θ = 2 πn, θ = π + 2 πn, θ = πn, θ = \frac{π}{2} + πn

Junte intervalos que se sobrepoem

θ = πn, θ = \frac{π}{2} + πn

Gráfico

Exemplos populares

sin (\frac{11 π}{6})

tan (\frac{11 π}{6})

2sin(θ)-sqrt(3)=0

2 sin (θ) - 3 = 0

sec^{2} (\frac{π}{3})

cos (\frac{13 π}{4})