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- La ecuación:
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Ecuación (x-5)^2=(x+10)^2
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Ecuación 2-3*(2*x+2)=5-4*x
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Ecuación x^4=(4x-21)^2
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Ecuación (x+2)/9=(x-3)/2
- Expresar {x} en función de y en la ecuación:
- 7*x-19*y=-8
- 18*x-11*y=2
- -11*x+10*y=-9
- 6*x-2*y=20
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Expresiones idénticas
- 2sin2x+sinxcosx-3cos2x= cero
- 2 seno de 2x más seno de x coseno de x menos 3 coseno de 2x es igual a 0
- 2 seno de 2x más seno de x coseno de x menos 3 coseno de 2x es igual a cero
- 2sin2x+sinxcosx-3cos2x=O
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Expresiones semejantes
- 2sin2x-sinxcosx-3cos2x=0
- 2sin2x+sinxcosx+3cos2x=0
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Expresiones con funciones
- sinxcosx
- sinxcosx=0,25
- sinxcosx=-0,5
2sin2x+sinxcosx-3cos2x=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
2*sin(2*x) + sin(x)*cos(x) - 3*cos(2*x) = 0
$$\left(\sin{\left(x \right)} \cos{\left(x \right)} + 2 \sin{\left(2 x \right)}\right) - 3 \cos{\left(2 x \right)} = 0$$
Respuesta numérica
[src]
x1 = -87.5265652752151
x2 = 391.566314397228
x3 = 55.4159004631205
x4 = -35.6902864909835
x5 = 91.5442159794031
x6 = -57.6814350661121
x7 = 97.8274012865827
x8 = -85.9557689484202
x9 = -71.8186020072662
x10 = 6.72121433247868
x11 = 96.2566049597878
x12 = -37.2610828177784
x13 = -7.41595260867539
x14 = -62.3938240464968
x15 = 83.6902343454286
x16 = 69.5530674042745
x17 = 61.6990857703001
x18 = -56.1106387393172
x19 = -15.2699342426499
x20 = 28.7123629076072
x21 = -93.8097505823947
x22 = -26.2655085302141
x23 = -18.4115268962397
x24 = 50.7035114827358
x25 = 89.9734196526082
x26 = -78.1017873144457
x27 = -95.3805469091896
x28 = 23.9999739272225
x29 = 44.4203261755562
x30 = 8.29201065927358
x31 = -51.3982497589325
x32 = 17.716788620043
x33 = -16.8407305694448
x34 = -65.5354167000866
x35 = 3.57962167888889
x36 = 82.1194380186337
x37 = 0.438029025299097
x38 = 60.1282894435052
x39 = -27.836304857009
x40 = 80.5486416918388
x41 = -81.2433799680355
x42 = 31.853955561197
x43 = 53.8451041363256
x44 = -98.5221395627794
x45 = -40.4026754713682
x46 = -12.1283415890601
x47 = 58.5574931167103
x48 = 25.5707702540174
x49 = -63.9646203732917
x50 = 66.4114747506848
x51 = -41.9734717981631
x52 = 2.00882535209399
x53 = 38.1371408683766
x54 = -52.9690460857274
x55 = -5.84515628188049
x56 = -4.27435995508559
x57 = -70.2478056804712
x58 = 16.1459922932481
x59 = -92.2389542555998
x60 = -59.252231392907
x61 = 88.4026233258133
x62 = 47.561918829146
x63 = 75.8362527114541
x64 = 67.9822710774797
x65 = -79.6725836412406
x66 = -49.8274534321376
x67 = 74.2654563846592
x68 = 45.9911225023511
x69 = 94.6858086329929
x70 = -34.1194901641886
x71 = 39.7079371951715
x72 = -21.5531195498295
x73 = 14.5751959664532
x74 = -29.4071011838039
x75 = -100.092935889574
x76 = 30.2831592344021
x77 = -43.544268124958
x78 = -84.3849726216253
x79 = 9.86280698606848
x80 = -19.9823232230346
x81 = 72.6946600578643
x82 = -13.699137915855
x83 = 36.5663445415817
x84 = 52.2743078095307
x85 = 22.4291776004276
x86 = -73.389398334061
x87 = -48.2566571053427
x87 = -48.2566571053427