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Popular >

1/2 (1+cos(x))=0.6294095226

Solución

\frac{1}{2} (1 + cos (x)) = 0.6294095226

Solución

x = 1.30899 \dots + 2 πn, x = 2 π - 1.30899 \dots + 2 πn

+1

Grados

x = 74.99999 \dots^{\circ} + 36 0^{\circ} n, x = 285.00000 \dots^{\circ} + 36 0^{\circ} n

Pasos de solución

\frac{1}{2} (1 + cos (x)) = 0.6294095226

Multiplicar ambos lados por

2

\frac{1}{2} (1 + cos (x)) = 0.6294095226

Multiplicar ambos lados por

2

2 \cdot \frac{1}{2} (1 + cos (x)) = 0.6294095226 \cdot 2

Simplificar

1 + cos (x) = 1.25881 \dots

1 + cos (x) = 1.25881 \dots

Mover

1

al lado derecho

1 + cos (x) = 1.25881 \dots

Restar

1

de ambos lados

1 + cos (x) - 1 = 1.25881 \dots - 1

Simplificar

cos (x) = 0.2588190452

cos (x) = 0.2588190452

Aplicar propiedades trigonométricas inversas

cos (x) = 0.2588190452

Soluciones generales para

cos (x) = 0.2588190452

cos (x) = a \Rightarrow x = arccos (a) + 2 πn, x = 2 π - arccos (a) + 2 πn

x = arccos (0.2588190452) + 2 πn, x = 2 π - arccos (0.2588190452) + 2 πn

x = arccos (0.2588190452) + 2 πn, x = 2 π - arccos (0.2588190452) + 2 πn

Mostrar soluciones en forma decimal

x = 1.30899 \dots + 2 πn, x = 2 π - 1.30899 \dots + 2 πn

Ejemplos populares

2+2cos(x)=6cos(x)

2 + 2 cos (x) = 6 cos (x)

120=120sin(pi/3 c)

120 = 120 sin (\frac{π}{3} c)

2sin^2(x)+cos(x)-3=0

2 sin^{2} (x) + cos (x) - 3 = 0

cot(x)cos^2(x)=2cot(x),0<= x<= 2pi

cot (x) cos^{2} (x) = 2 cot (x), 0 \leq x \leq 2 π

2cot^2(3θ)=5csc(3θ)-4

2 cot^{2} (3 θ) = 5 csc (3 θ) - 4