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- La ecuación:
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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
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Expresiones idénticas
- Cosx-cos2x-sin3x= cero
- Cosx menos coseno de 2x menos seno de 3x es igual a 0
- Cosx menos coseno de 2x menos seno de 3x es igual a cero
- Cosx-cos2x-sin3x=O
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Expresiones semejantes
- Cosx+cos2x-sin3x=0
- Cosx-cos2x+sin3x=0
Cosx-cos2x-sin3x=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
cos(x) - cos(2*x) - sin(3*x) = 0
$$\left(\cos{\left(x \right)} - \cos{\left(2 x \right)}\right) - \sin{\left(3 x \right)} = 0$$
Respuesta numérica
[src]
x1 = 73.3038285837618
x2 = 32.2013246992954
x3 = 66.7588438887831
x4 = -27.4889357189107
x5 = -8207.93440627893
x6 = 10.2101761241668
x7 = -41.8879020478639
x8 = -70.6858347057703
x9 = -43.9822971502571
x10 = -90.0589894029074
x11 = -21.2057504117311
x12 = -69.1150383789755
x13 = -37.6991118430775
x14 = 52.3598775598299
x15 = -51.8362787842316
x16 = -48.1710873550435
x17 = -14.6607657167524
x18 = -14.1371669411541
x19 = 50.2654824574367
x20 = -46.0766922526503
x21 = -2.0943951023932
x22 = 67.5442420521806
x23 = -87.9645943005142
x24 = -77.7544181763474
x25 = 16.4933614313464
x26 = -92.1533845053006
x27 = 23.5619449019235
x28 = 4.18879020478639
x29 = 41.8879020478639
x30 = -55.7632696012188
x31 = -71.4712328691678
x32 = -65.1880475619882
x33 = 60.4756585816035
x34 = 664.446846234241
x35 = -85.870199198121
x36 = 31.4159265358979
x37 = -64.4026493985908
x38 = 48.1710873550435
x39 = -35.6047167406843
x40 = 98.174770424681
x41 = -18.0641577581413
x42 = 46.0766922526503
x43 = 76.1836218495525
x44 = -83.7758040957278
x45 = 94.2477796076938
x46 = 39.7935069454707
x47 = -79.5870138909414
x48 = 96.342174710087
x49 = 6.28318530717959
x50 = 22.776546738526
x51 = -39.2699081698724
x52 = -68.329640215578
x53 = 83.7758040957278
x54 = -33.7721210260903
x55 = 36.1283155162826
x56 = 8.37758040957278
x57 = -75.398223686155
x58 = 80.1106126665397
x59 = 0.0
x60 = 73.8274273593601
x61 = -58.1194640914112
x62 = -39.7935069454707
x63 = 25.9181393921158
x64 = -20.4203522483337
x65 = 85.6083998103219
x66 = 2.0943951023932
x67 = -95.8185759344887
x68 = -99.7455667514759
x69 = 29.845130209103
x70 = 54.1924732744239
x71 = 100.530964914873
x72 = -24.3473430653209
x73 = 63.6172512351933
x74 = 19.6349540849362
x75 = 29.3215314335047
x76 = 92.1533845053006
x77 = -98.4365698124802
x78 = 12.5663706143592
x79 = -11.7809724509617
x80 = -62.0464549083984
x81 = 87.9645943005142
x82 = -26.7035375555132
x83 = 69.9004365423729
x84 = 43.9822971502571
x85 = -31.4159265358979
x86 = -81.6814089933346
x87 = 56.5486677646163
x88 = -4.18879020478639
x89 = 90.0589894029074
x90 = -7.85398163397448
x91 = 60.7374579694027
x92 = -96.342174710087
x93 = 75.398223686155
x93 = 75.398223686155