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- La ecuación:
-
Ecuación x^2-11*x+30=0
- Ecuación x^2+y^2=9
-
Ecuación -33-y=-19
-
Ecuación 11/(x-9)=-10
- Expresar {x} en función de y en la ecuación:
- -18*x-2*y=9
- -4*x+6*y=-7
- -7*x-13*y=5
- -18*x+8*y=-2
-
Expresiones idénticas
- cos(x)*sin(x)+sqrt(dos)/ dos *cos(x)-sqrt(dos)/ dos *sin(x)-(uno / dos)= cero
- coseno de (x) multiplicar por seno de (x) más raíz cuadrada de (2) dividir por 2 multiplicar por coseno de (x) menos raíz cuadrada de (2) dividir por 2 multiplicar por seno de (x) menos (1 dividir por 2) es igual a 0
- coseno de (x) multiplicar por seno de (x) más raíz cuadrada de (dos) dividir por dos multiplicar por coseno de (x) menos raíz cuadrada de (dos) dividir por dos multiplicar por seno de (x) menos (uno dividir por dos) es igual a cero
- cos(x)*sin(x)+√(2)/2*cos(x)-√(2)/2*sin(x)-(1/2)=0
- cos(x)sin(x)+sqrt(2)/2cos(x)-sqrt(2)/2sin(x)-(1/2)=0
- cosxsinx+sqrt2/2cosx-sqrt2/2sinx-1/2=0
- cos(x)*sin(x)+sqrt(2)/2*cos(x)-sqrt(2)/2*sin(x)-(1/2)=O
- cos(x)*sin(x)+sqrt(2) dividir por 2*cos(x)-sqrt(2) dividir por 2*sin(x)-(1 dividir por 2)=0
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Expresiones semejantes
- cos(x)*sin(x)+sqrt(2)/2*cos(x)-sqrt(2)/2*sin(x)+(1/2)=0
- cos(x)*sin(x)-sqrt(2)/2*cos(x)-sqrt(2)/2*sin(x)-(1/2)=0
- cos(x)*sin(x)+sqrt(2)/2*cos(x)+sqrt(2)/2*sin(x)-(1/2)=0
- cosx*sinx+sqrt(2)/2*cosx-sqrt(2)/2*sinx-(1/2)=0
-
Expresiones con funciones
- Coseno cos
- cos(x/3)=-1
- cos(x)=-3
- cos(0.5-y)-0.5y+2=0
- cos(7*x)+cos(x)=0
- cos(x)/5=1
- Seno sin
- sin(x)=1,5
- sin(x-1)=0
- sin(x)=-√2/2
- sin(x)^3+cos(x)^3=1
- sin(pi*x/3)=1/2
- Raíz cuadrada sqrt
- sqrt(x^2-5x+1)=sqrt(x-4)
- sqrt(12+x)-sqrt(1-x)=1
- sqrt(x)=5
- sqrt(6+x-x^2)=1-x
- sqrt(x^2-4)=4-2x
- Coseno cos
- cos(x/3)=-1
- cos(x)=-3
- cos(0.5-y)-0.5y+2=0
- cos(7*x)+cos(x)=0
- cos(x)/5=1
- Raíz cuadrada sqrt
- sqrt(x^2-5x+1)=sqrt(x-4)
- sqrt(12+x)-sqrt(1-x)=1
- sqrt(x)=5
- sqrt(6+x-x^2)=1-x
- sqrt(x^2-4)=4-2x
- Seno sin
- sin(x)=1,5
- sin(x-1)=0
- sin(x)=-√2/2
- sin(x)^3+cos(x)^3=1
- sin(pi*x/3)=1/2
cos(x)*sin(x)+sqrt(2)/2*cos(x)-sqrt(2)/2*sin(x)-(1/2)=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
___ ___
\/ 2 \/ 2 1
cos(x)*sin(x) + -----*cos(x) - -----*sin(x) - - = 0
2 2 2
$$\left(\left(\sin{\left(x \right)} \cos{\left(x \right)} + \frac{\sqrt{2}}{2} \cos{\left(x \right)}\right) - \frac{\sqrt{2}}{2} \sin{\left(x \right)}\right) - \frac{1}{2} = 0$$
Respuesta rápida
[src]
-3*pi
x1 = -----
4
$$x_{1} = - \frac{3 \pi}{4}$$
-pi
x2 = ----
4
$$x_{2} = - \frac{\pi}{4}$$
pi
x3 = --
4
$$x_{3} = \frac{\pi}{4}$$
x3 = pi/4
Suma y producto de raíces
[src]
suma
3*pi pi pi - ---- - -- + -- 4 4 4
$$\left(- \frac{3 \pi}{4} - \frac{\pi}{4}\right) + \frac{\pi}{4}$$
=
-3*pi ----- 4
$$- \frac{3 \pi}{4}$$
producto
-3*pi -pi pi -----*----*-- 4 4 4
$$\frac{\pi}{4} \cdot - \frac{3 \pi}{4} \left(- \frac{\pi}{4}\right)$$
=
3 3*pi ----- 64
$$\frac{3 \pi^{3}}{64}$$
3*pi^3/64
Respuesta numérica
[src]
x1 = 25.9181393921158
x2 = 87.1791957824773
x3 = -36.9137136796801
x4 = -25.918140046808
x5 = -7.06858278595795
x6 = -0.785398387140928
x7 = -44.7676957361531
x8 = 99.745566900108
x9 = -99.7455667514759
x10 = 22.776546738526
x11 = -90.3207887907066
x12 = -65.1880475619882
x13 = -38.484509820882
x14 = 82.4668071567321
x15 = 38.484510006475
x16 = 7.06858347057703
x17 = -76.1836217282209
x18 = -77.7544181763474
x19 = 24.3473430048829
x20 = -5.49778714378214
x21 = 73.0420291959627
x22 = -7.06858351214916
x23 = 76.1836218495525
x24 = 54.1924732744239
x25 = -88.7499927410741
x26 = -62.0464549083984
x27 = 91.8915851175014
x28 = 51.0508806208341
x29 = 63.6172512351933
x30 = -0.785398070020699
x31 = -33.7721210260903
x32 = -44.7676949864154
x33 = 10.2101761241668
x34 = 30.6305273736884
x35 = -82.4668069702928
x36 = -32.2013245705094
x37 = 5.49778732761904
x38 = -30.6305283725005
x39 = 11.7809725867768
x40 = 74.6128253583021
x41 = -51.0508806134381
x42 = 49.4800844750815
x43 = -63.6172513138819
x44 = -19.6349541546828
x45 = 87.179194571984
x46 = 62.0464548193084
x47 = -40.0553063332699
x48 = 43.196898824959
x49 = 49.480084433185
x50 = 98.174770424681
x51 = -14.9225651045515
x52 = 80.896010725149
x53 = -24.3473430653209
x54 = 29.0597320457056
x55 = 16.4933614313464
x56 = 3.92699081698724
x57 = -80.8960108299372
x58 = -46.3384916404494
x59 = -95.0331780630375
x60 = -95.0331776963524
x61 = -57.3340661026433
x62 = 55.763269743648
x63 = -93.4623814442964
x64 = -74.6128255227576
x65 = -55.7632696012188
x66 = -27.4889357189107
x67 = -84.037603483527
x68 = 531.714556620072
x69 = 68.3296401648505
x70 = -51.050879648505
x71 = 95.0331777710912
x72 = -11.7809724509617
x73 = 43.196900220913
x74 = -76.1836207058187
x75 = 55.7632696992475
x76 = -71.4712328691678
x77 = -13.3517689495277
x78 = 79.3252145031423
x79 = 93.4623816213382
x80 = 32.2013246992954
x81 = -49.4800842940392
x82 = 13.3517687777566
x83 = 57.3340659280137
x84 = 30.6305282041351
x85 = 36.9137133992238
x86 = 36.9137136019555
x87 = -88.7499919932625
x88 = 18.0641575840826
x89 = 60.4756585816035
x90 = -58.9048622548086
x91 = 47.9092879672443
x92 = 69.9004365423729
x93 = -7.06858433593904
x94 = -68.329640215578
x95 = 66.7588438887831
x96 = 19.6349540849362
x97 = -21.2057504117311
x98 = -18.0641577581413
x98 = -18.0641577581413