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- La ecuación:
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Ecuación cos(x)=1/3
-
Ecuación cos(x)=-sqrt(2)/2
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Ecuación x^4+16=0
-
Ecuación k^2+4=0
- Expresar {x} en función de y en la ecuación:
- 20*x+18*y=-11
- 14*x-18*y=5
- -5*x+2*y=-14
- 1*x-5*y=-17
-
Expresiones idénticas
- dos cos^2(2x)-2sin(4x)+ uno = cero
- 2 coseno de al cuadrado (2x) menos 2 seno de (4x) más 1 es igual a 0
- dos coseno de al cuadrado (2x) menos 2 seno de (4x) más uno es igual a cero
- 2cos2(2x)-2sin(4x)+1=0
- 2cos22x-2sin4x+1=0
- 2cos²(2x)-2sin(4x)+1=0
- 2cos en el grado 2(2x)-2sin(4x)+1=0
- 2cos^22x-2sin4x+1=0
- 2cos^2(2x)-2sin(4x)+1=O
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Expresiones semejantes
- 2cos^2(2x)+2sin(4x)+1=0
- 2cos^2(2x)-2sin(4x)-1=0
2cos^2(2x)-2sin(4x)+1=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
2 2*cos (2*x) - 2*sin(4*x) + 1 = 0
$$\left(- 2 \sin{\left(4 x \right)} + 2 \cos^{2}{\left(2 x \right)}\right) + 1 = 0$$
Respuesta numérica
[src]
x1 = 68.1687649383797
x2 = -73.4347282776614
x3 = -65.5807466436869
x4 = 17.903282480943
x5 = -98.3356457018794
x6 = 72.8811539187644
x7 = -29.4524311274043
x8 = 50.8900053436358
x9 = 36.5210145979813
x10 = 33.3794219443916
x11 = -93.8550805259951
x12 = 90.1599135135082
x13 = 3.76611553978892
x14 = 14.5298660228528
x15 = -4.08786609418556
x16 = 66.3661448070844
x17 = 8.24668071567321
x18 = 76.0227465723542
x19 = -55.9241448784172
x20 = -18.2250330353396
x21 = 52.2289778659303
x22 = -84.1984787607253
x23 = -87.5718952188155
x24 = -43.5895980685584
x25 = -33.9329963032886
x26 = 74.2201264410589
x27 = 69.7395612651746
x28 = 47.748412690046
x29 = -5.89048622548086
x30 = -51.4435797025329
x31 = 94.8723024938929
x32 = -92.0524603946998
x33 = -62.2073301855967
x34 = 80.5033117482384
x35 = 98.0138951474827
x36 = -57.7267650097125
x37 = -35.7356164345839
x38 = 11.388273369263
x39 = 55.3705705195201
x40 = -32.3621999764937
x41 = 6.90770819337871
x42 = 82.3059318795337
x43 = 22.3838476568273
x44 = -19.7958293621345
x45 = 99.3528676697772
x46 = 61.8855796312001
x47 = 24.1864677881226
x48 = -99.9064420286743
x49 = -7.46128255227576
x50 = -48.0701632444427
x51 = 44.3749962319558
x52 = -41.7869779372631
x53 = 10.0493008469685
x54 = 39.8944310560715
x55 = -26.0790146693141
x56 = -48.3019870489431
x57 = 28.8988567685073
x58 = 88.3572933822129
x59 = -27.8816348006094
x60 = -101.70906215997
x61 = -40.2161816104682
x62 = -86.0010988920206
x63 = 2.19531921299402
x64 = -21.5984494934298
x65 = 58.5121631731099
x66 = -63.7781265123916
x67 = -76.3444971267508
x68 = 25.7572641149175
x69 = 96.2112750161874
x70 = -10.6028752058656
x71 = 0.392699081698724
x72 = -13.7444678594553
x73 = -70.0613118195712
x74 = 60.3147833044052
x75 = 46.1776163632511
x76 = -34.164820107789
x77 = 11.6200971737634
x78 = 32.0404494220971
x79 = -49.872783375738
x80 = -11.94184772816
x81 = 38.3236347292766
x82 = -95.42587685279
x83 = 77.3617190946487
x84 = 54.0315979972256
x85 = -54.3533485516223
x86 = 83.8767282063287
x87 = 91.7307098403031
x88 = -77.9152934535457
x89 = 30.2378292908018
x90 = -71.8639319508665
x91 = -79.717913584841
x92 = -15876.9847483566
x92 = -15876.9847483566