Sr Examen

Otras calculadoras

sin(−x+5π/6)=−1/√2 la ecuación

El profesor se sorprenderá mucho al ver tu solución correcta😉

v

Solución numérica:

Buscar la solución numérica en el intervalo [, ]

Solución

Ha introducido [src]
   /     5*pi\    -1  
sin|-x + ----| = -----
   \      6  /     ___
                 \/ 2 
$$\sin{\left(- x + \frac{5 \pi}{6} \right)} = - \frac{1}{\sqrt{2}}$$
Solución detallada
Tenemos la ecuación
$$\sin{\left(- x + \frac{5 \pi}{6} \right)} = - \frac{1}{\sqrt{2}}$$
es la ecuación trigonométrica más simple
Esta ecuación se reorganiza en
$$x + \frac{\pi}{6} = 2 \pi n + \operatorname{asin}{\left(- \frac{\sqrt{2}}{2} \right)}$$
$$x + \frac{\pi}{6} = 2 \pi n - \operatorname{asin}{\left(- \frac{\sqrt{2}}{2} \right)} + \pi$$
O
$$x + \frac{\pi}{6} = 2 \pi n - \frac{\pi}{4}$$
$$x + \frac{\pi}{6} = 2 \pi n + \frac{5 \pi}{4}$$
, donde n es cualquier número entero
Transportemos
$$\frac{\pi}{6}$$
al miembro derecho de la ecuación
con el signo opuesto, en total:
$$x = 2 \pi n - \frac{5 \pi}{12}$$
$$x = 2 \pi n + \frac{13 \pi}{12}$$
Gráfica
Respuesta rápida [src]
     -5*pi
x1 = -----
       12 
$$x_{1} = - \frac{5 \pi}{12}$$
     13*pi
x2 = -----
       12 
$$x_{2} = \frac{13 \pi}{12}$$
x2 = 13*pi/12
Suma y producto de raíces [src]
suma
  5*pi   13*pi
- ---- + -----
   12      12 
$$- \frac{5 \pi}{12} + \frac{13 \pi}{12}$$
=
2*pi
----
 3  
$$\frac{2 \pi}{3}$$
producto
-5*pi 13*pi
-----*-----
  12    12 
$$- \frac{5 \pi}{12} \frac{13 \pi}{12}$$
=
      2
-65*pi 
-------
  144  
$$- \frac{65 \pi^{2}}{144}$$
-65*pi^2/144
Respuesta numérica [src]
x1 = -57.857664703612
x2 = -71.9948316447661
x3 = -70.4240353179712
x4 = -32.7249234748937
x5 = 28.5361332701073
x6 = -15.4461638801498
x7 = -76.7072206251508
x8 = 3.40339204138894
x9 = -7.59218224617533
x10 = 72.5184304203644
x11 = 80.3724120543389
x12 = -34.2957198016886
x13 = 15.9697626557481
x14 = 91.3679863419031
x15 = 59.9520598060052
x16 = -89.27359123951
x17 = 61.5228561328001
x18 = -21.7293491873294
x19 = -51.5744793964324
x20 = 11.2573736753634
x21 = -45.2912940892529
x22 = 22.2529479629277
x23 = 66.2352451131848
x24 = -2.87979326579064
x25 = 55.2396708256205
x26 = -64.1408500107916
x27 = -78.2780169519457
x28 = -40.5789051088682
x29 = -95.5567765466895
x30 = -39.0081087820733
x31 = 30.1069295969022
x32 = 34.8193185772869
x33 = 36.3901149040818
x34 = -84.5612022591253
x35 = 97.6511716490827
x36 = -2998.38838846366
x37 = 78.801615727544
x38 = -53.1452757232273
x39 = 41.1025038844665
x40 = -97.1275728734844
x41 = 92.9387826686981
x42 = 99.2219679758776
x43 = -90.8443875663049
x44 = 4.97418836818384
x45 = 124.354709204596
x46 = 9.68657734856853
x47 = 23.8237442897226
x48 = -59.4284610304069
x49 = 74.0892267471593
x50 = 86.6555973615185
x51 = -28.012534494509
x52 = 48.9564855184409
x53 = -13.8753675533549
x54 = 47.3856891916461
x55 = 42.6733002112614
x56 = -26.4417381677141
x57 = 53.6688744988256
x58 = 17.540558982543
x59 = -65.7116463375865
x60 = -1.30899693899575
x61 = 85.0848010347236
x62 = -46.8620904160477
x63 = 67.8060414399797
x64 = -20.1585528605345
x65 = -9.16297857297023
x66 = -82.9904059323304
x66 = -82.9904059323304