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- La ecuación:
-
Ecuación 2x^2-x-1=x^2-5x-(-1-x^2)
-
Ecuación x^2+4=5x
-
Ecuación x(x^2+2x+1)=6(x+1)
-
Ecuación 4x+1=-3x+15
- Expresar {x} en función de y en la ecuación:
- -6*x-20*y=8
- 13*x-12*y=19
- -9*x+11*y=9
- -4*x-8*y=-20
-
Expresiones idénticas
- (2sin*x- uno)(-cos*x+ uno)= cero
- (2 seno de multiplicar por x menos 1)( menos coseno de multiplicar por x más 1) es igual a 0
- (2 seno de multiplicar por x menos uno)( menos coseno de multiplicar por x más uno) es igual a cero
- (2sinx-1)(-cosx+1)=0
- 2sinx-1-cosx+1=0
- (2sin*x-1)(-cos*x+1)=O
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Expresiones semejantes
- (2sin*x+1)(-cos*x+1)=0
- (2sin*x-1)(cos*x+1)=0
- (2sin*x-1)(-cos*x-1)=0
-
Expresiones con funciones
- Coseno cos
- cos(x)=-(4/5)
- cos(x+(pi/6))=-1
- cos(3*x)=1
- cos(x)=-3/2
- cos(x)=1/2
(2sin*x-1)(-cos*x+1)=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
(2*sin(x) - 1)*(-cos(x) + 1) = 0
$$\left(1 - \cos{\left(x \right)}\right) \left(2 \sin{\left(x \right)} - 1\right) = 0$$
Respuesta rápida
[src]
x1 = 0
$$x_{1} = 0$$
pi
x2 = --
6
$$x_{2} = \frac{\pi}{6}$$
5*pi
x3 = ----
6
$$x_{3} = \frac{5 \pi}{6}$$
x3 = 5*pi/6
Suma y producto de raíces
[src]
suma
pi 5*pi -- + ---- 6 6
$$\frac{\pi}{6} + \frac{5 \pi}{6}$$
=
pi
$$\pi$$
producto
pi 5*pi 0*--*---- 6 6
$$\frac{5 \pi}{6} \cdot 0 \frac{\pi}{6}$$
=
0
$$0$$
0
Respuesta numérica
[src]
x1 = -74.8746249105567
x2 = 13.0899693899575
x3 = 18.8495553384994
x4 = 87.9645943273946
x5 = -53.9306738866248
x6 = -24.60914245312
x7 = 2.0668656148747e-8
x8 = 75.9218224617533
x9 = 43.9822970802634
x10 = -69.1150390008351
x11 = 94.2477796093419
x12 = -69.1150384155329
x13 = 43.9822971669488
x14 = 46.6002910282486
x15 = -81.6814090458955
x16 = 19.3731546971371
x17 = -31.4159265238547
x18 = -18.8495568134307
x19 = -25.1327418311977
x20 = -87.9645943860375
x21 = 25.1327403528898
x22 = 81.6814079757836
x23 = 65.4498469497874
x24 = 84.2994028713261
x25 = 12.5663705477346
x26 = -16.2315620435473
x27 = 38.2227106186758
x28 = 69.1150375195861
x29 = -18.3259571459405
x30 = -6.28318628428167
x31 = 40.317105721069
x32 = 69.6386371545737
x33 = 27.7507351067098
x34 = 94.2477794051836
x35 = 90.5825881785057
x36 = -37.1755130674792
x37 = -62.3082542961976
x38 = 59.1666616426078
x39 = -81.1578102177363
x40 = 31.4159254673696
x41 = -43.9822970568812
x42 = 37.699110844282
x43 = 44.5058959258554
x44 = 12.566370336203
x45 = 50.2654824458702
x46 = -47.6474885794452
x47 = 78.0162175641465
x48 = -41.3643032722656
x49 = 0.0
x50 = 6.80678408277789
x51 = -31.4159268321283
x52 = -5.75958653158129
x53 = -56.5486688440185
x54 = 100.530964672207
x55 = -68.5914396033772
x56 = -87.9645941820812
x57 = -28.7979326579064
x58 = 25.6563400043166
x59 = 107.337748997651
x60 = -91.6297857297023
x61 = 82.2050077689329
x62 = 2.61799387799149
x63 = 352.381975977655
x64 = -60.2138591938044
x65 = -93.7241808320955
x66 = -75.3982240006613
x67 = -43.9822971788554
x68 = -12.5663716888156
x69 = -37.6991118817151
x70 = -49.7418836818384
x71 = -100.007366139275
x72 = 34.0339204138894
x73 = 56.5486675043193
x74 = -97.9129710368819
x75 = 31.9395253114962
x76 = -56.025068989018
x77 = -3.66519142918809
x78 = -72.7802298081635
x79 = -66.497044500984
x80 = 63.3554518473942
x81 = -30.8923277602996
x82 = 15.1843644923507
x83 = -62.8318539793507
x84 = 6.28318528219762
x85 = 50.2654824984026
x86 = 75.3982226244823
x87 = 87.9645941338599
x88 = -12.0427718387609
x89 = -85.3466004225227
x90 = 71.733032256967
x91 = -50.265483409623
x92 = 21.4675497995303
x93 = 62.8318525082378
x94 = -9.94837673636768
x95 = -94.2477805314236
x96 = 57.0722665402146
x97 = -22.5147473507269
x97 = -22.5147473507269