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- La ecuación:
-
Ecuación x^4+2*x^2-8=0
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Ecuación x*(x^2+8*x+16)=5*(x+4)
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Ecuación ((57.6/(150-x))^0.15)*((150+x)+10)/171.712=1
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Ecuación x^2+3x=4
- Expresar {x} en función de y en la ecuación:
- -18*x-2*y=9
- -14*x+10*y=19
- -9*x+1*y=3
- -17*x+1*y=-11
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Expresiones idénticas
- cuatro *sin^ tres (x)+ tres *sin(x)+(tres ^(uno / dos))* dos = dos *(tres ^(uno / dos))*cos(2x)
- 4 multiplicar por seno de al cubo (x) más 3 multiplicar por seno de (x) más (3 en el grado (1 dividir por 2)) multiplicar por 2 es igual a 2 multiplicar por (3 en el grado (1 dividir por 2)) multiplicar por coseno de (2x)
- cuatro multiplicar por seno de en el grado tres (x) más tres multiplicar por seno de (x) más (tres en el grado (uno dividir por dos)) multiplicar por dos es igual a dos multiplicar por (tres en el grado (uno dividir por dos)) multiplicar por coseno de (2x)
- 4*sin3(x)+3*sin(x)+(3(1/2))*2=2*(3(1/2))*cos(2x)
- 4*sin3x+3*sinx+31/2*2=2*31/2*cos2x
- 4*sin³(x)+3*sin(x)+(3^(1/2))*2=2*(3^(1/2))*cos(2x)
- 4*sin en el grado 3(x)+3*sin(x)+(3 en el grado (1/2))*2=2*(3 en el grado (1/2))*cos(2x)
- 4sin^3(x)+3sin(x)+(3^(1/2))2=2(3^(1/2))cos(2x)
- 4sin3(x)+3sin(x)+(3(1/2))2=2(3(1/2))cos(2x)
- 4sin3x+3sinx+31/22=231/2cos2x
- 4sin^3x+3sinx+3^1/22=23^1/2cos2x
- 4*sin^3(x)+3*sin(x)+(3^(1 dividir por 2))*2=2*(3^(1 dividir por 2))*cos(2x)
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Expresiones semejantes
- 4*sin^3(x)-3*sin(x)+(3^(1/2))*2=2*(3^(1/2))*cos(2x)
- 4*sin^3(x)+3*sin(x)-(3^(1/2))*2=2*(3^(1/2))*cos(2x)
- 4*sin^3(x)+3*sinx+(3^(1/2))*2=2*(3^(1/2))*cos(2x)
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Expresiones con funciones
- Seno sin
- sin(x)=1,5
- sin(x-1)=0
- sin2x=1
- sin(3*x)=-1/2
- sin(3*x)=-1
- Seno sin
- sin(x)=1,5
- sin(x-1)=0
- sin2x=1
- sin(3*x)=-1/2
- sin(3*x)=-1
- Coseno cos
- cos(x)=sqrt(3)
- cos2x=1/2
- cos(2*x)+3*sin(x)-2=0
- cos(2*x)+sqrt(2)*sin(x)+1=0
- cos(pi+x)=1/2
4*sin^3(x)+3*sin(x)+(3^(1/2))*2=2*(3^(1/2))*cos(2x) la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
3 ___ ___ 4*sin (x) + 3*sin(x) + \/ 3 *2 = 2*\/ 3 *cos(2*x)
$$\left(4 \sin^{3}{\left(x \right)} + 3 \sin{\left(x \right)}\right) + 2 \sqrt{3} = 2 \sqrt{3} \cos{\left(2 x \right)}$$
Suma y producto de raíces
[src]
suma
2*pi pi - ---- - -- + pi 3 3
$$\left(- \frac{2 \pi}{3} - \frac{\pi}{3}\right) + \pi$$
=
0
$$0$$
producto
-2*pi -pi
0*-----*----*pi
3 3
$$\pi - \frac{\pi}{3} \cdot 0 \left(- \frac{2 \pi}{3}\right)$$
=
0
$$0$$
0
Respuesta rápida
[src]
x1 = 0
$$x_{1} = 0$$
-2*pi
x2 = -----
3
$$x_{2} = - \frac{2 \pi}{3}$$
-pi
x3 = ----
3
$$x_{3} = - \frac{\pi}{3}$$
x4 = pi
$$x_{4} = \pi$$
x4 = pi
Respuesta numérica
[src]
x1 = 10.4719752740545
x2 = 91.106186954104
x3 = -77.4926189506521
x4 = -26.1799386344983
x5 = 25.1327412287183
x6 = 80.6342111930818
x7 = -59.6902604182061
x8 = 11.5191731725327
x9 = -90.0589893597647
x10 = -57.5958653719793
x11 = -95.2949772983652
x12 = -6.28318530717959
x13 = 40.8407044966673
x14 = 72.2566310325652
x15 = -27.2271362706148
x16 = 37.6991118430775
x17 = -39.7935069114296
x18 = -47.1238898038469
x19 = 94.2477796076938
x20 = -12.5663706143592
x21 = 11.5191726923297
x22 = 61.7846556855441
x23 = -83.7758043512187
x24 = -87.9645943005142
x25 = 84.8230016469244
x26 = 0.0
x27 = 4.18879025418915
x28 = -33.5103221961608
x29 = 50.2654824574367
x30 = -53.4070751110265
x31 = -33.5103217917668
x32 = 92.153384589409
x33 = -70.1622357955183
x34 = -21.9911485751286
x35 = 30.3687289323009
x36 = -46.0766921447527
x37 = -76.445421069921
x38 = 54.4542725277176
x39 = 55.5014702703265
x40 = 75.398223686155
x41 = -3.14159265358979
x42 = 87.9645943005142
x43 = -32.4631239430029
x44 = -69.1150383789755
x45 = -25.1327412287183
x46 = 98.4365696881637
x47 = 81.6814089933346
x48 = -43.9822971502571
x49 = -37.6991118430775
x50 = -65.9734457253857
x51 = 74.3510260865825
x52 = 3.14159265358979
x53 = -13.6135682206187
x54 = 6.28318530717959
x55 = 61.7846553140444
x56 = 47.1238898038469
x57 = 48.171087421204
x58 = 28.2743338823081
x59 = -94.2477796076938
x60 = -91.106186954104
x61 = 43.9822971502571
x62 = -9.42477796076938
x63 = 65.9734457253857
x64 = 31.4159265358979
x65 = -100.530964914873
x66 = -71.2094333154912
x67 = -15.707963267949
x68 = 97.3893722612836
x69 = -50.2654824574367
x70 = 24.0855436595079
x71 = -18.8495559215388
x72 = -83.7758040760293
x73 = 60.7374578772492
x74 = -56.5486677646163
x75 = 85.8701992578193
x76 = -62.8318530717959
x77 = -2.09439504775496
x78 = 69.1150383789755
x79 = -84.8230016469244
x80 = 68.0678406963184
x81 = 21.9911485751286
x82 = 34.5575191894877
x83 = -97.3893722612836
x84 = -77.4926192916478
x85 = 41.887902105778
x86 = -40.8407044966673
x87 = 16.7551607882915
x88 = 78.5398163397448
x89 = 17.8023585258693
x90 = -46.0766922028656
x91 = 99.4837673412439
x92 = 55.5014699570785
x93 = -81.6814089933346
x94 = 10.4719753677172
x94 = 10.4719753677172