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- La ecuación:
-
Ecuación x^2-6x+9=0
-
Ecuación (x-11)^4=(x+3)^4
-
Ecuación √(x^2-1)^3=2*x
-
Ecuación -x/12+x=55/12
- Expresar {x} en función de y en la ecuación:
- 18*x-11*y=2
- 12*x-14*y=20
- -3*x-20*y=-13
- -16*x+14*y=-9
-
Expresiones idénticas
- -sin(x)+cos(- dos *x+ tres *pi/ dos)= cero
- menos seno de (x) más coseno de ( menos 2 multiplicar por x más 3 multiplicar por número pi dividir por 2) es igual a 0
- menos seno de (x) más coseno de ( menos dos multiplicar por x más tres multiplicar por número pi dividir por dos) es igual a cero
- -sin(x)+cos(-2x+3pi/2)=0
- -sinx+cos-2x+3pi/2=0
- -sin(x)+cos(-2*x+3*pi/2)=O
- -sin(x)+cos(-2*x+3*pi dividir por 2)=0
-
Expresiones semejantes
- -sin(x)+cos(-2*x-3*pi/2)=0
- sin(x)+cos(-2*x+3*pi/2)=0
- -sin(x)+cos(2*x+3*pi/2)=0
- -sin(x)-cos(-2*x+3*pi/2)=0
- -sinx+cos(-2*x+3*pi/2)=0
-
Expresiones con funciones
- Seno sin
- sin(x)=-1/5
- sin2x=0
- sin(3*x-pi/6)=1/2
- sin(x)=-3/2
- sin(x)^3+cos(x)^3=1
- Coseno cos
- cos(x)+sin(x)=1
- cos(2*x)=1
- cos(3*x)=0
- cos(-x)=-1
- cos(x)=-0,5
- Número Pi pi
- pi/3=2*x-pi/4
- pi(x+2)/12=(1/2)
- pi^x=x
-sin(x)+cos(-2*x+3*pi/2)=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
/ 3*pi\
-sin(x) + cos|-2*x + ----| = 0
\ 2 /
$$- \sin{\left(x \right)} + \cos{\left(- 2 x + \frac{3 \pi}{2} \right)} = 0$$
Suma y producto de raíces
[src]
suma
4*pi 2*pi 2*pi 4*pi - ---- - pi - ---- + ---- + pi + ---- + 2*pi 3 3 3 3
$$\left(\left(\left(\left(\left(- \frac{4 \pi}{3} - \pi\right) - \frac{2 \pi}{3}\right) + \frac{2 \pi}{3}\right) + \pi\right) + \frac{4 \pi}{3}\right) + 2 \pi$$
=
2*pi
$$2 \pi$$
producto
-4*pi -2*pi 2*pi 4*pi
0*-----*(-pi)*-----*----*pi*----*2*pi
3 3 3 3
$$2 \pi \frac{4 \pi}{3} \pi \frac{2 \pi}{3} \cdot - \frac{2 \pi}{3} \cdot - \pi 0 \left(- \frac{4 \pi}{3}\right)$$
=
0
$$0$$
0
Respuesta rápida
[src]
x1 = 0
$$x_{1} = 0$$
-4*pi
x2 = -----
3
$$x_{2} = - \frac{4 \pi}{3}$$
x3 = -pi
$$x_{3} = - \pi$$
-2*pi
x4 = -----
3
$$x_{4} = - \frac{2 \pi}{3}$$
2*pi
x5 = ----
3
$$x_{5} = \frac{2 \pi}{3}$$
x6 = pi
$$x_{6} = \pi$$
4*pi
x7 = ----
3
$$x_{7} = \frac{4 \pi}{3}$$
x8 = 2*pi
$$x_{8} = 2 \pi$$
x8 = 2*pi
Respuesta numérica
[src]
x1 = -83.7758040957278
x2 = -15.707963267949
x3 = -56.5486677646163
x4 = -31.4159265358979
x5 = 21.9911485751286
x6 = 0.0
x7 = -21.9911485751286
x8 = 4.18879020478639
x9 = 28.2743338823081
x10 = 14.6607657167524
x11 = -96.342174710087
x12 = 72.2566310325652
x13 = -23.0383461263252
x14 = -94.2477796076938
x15 = -25.1327412287183
x16 = 87.9645943005142
x17 = -50.2654824574367
x18 = -43.9822971502571
x19 = -39.7935069454707
x20 = 50.2654824574367
x21 = 2.0943951023932
x22 = 59.6902604182061
x23 = 83.7758040957278
x24 = -35.6047167406843
x25 = -8.37758040957278
x26 = -41.8879020478639
x27 = -53.4070751110265
x28 = -85.870199198121
x29 = 79.5870138909414
x30 = -79.5870138909414
x31 = 12.5663706143592
x32 = -81.6814089933346
x33 = 94.2477796076938
x34 = -58.6430628670095
x35 = -29.3215314335047
x36 = 52.3598775598299
x37 = 81.6814089933346
x38 = 35.6047167406843
x39 = 54.4542726622231
x40 = -67.0206432765823
x41 = 31.4159265358979
x42 = 85.870199198121
x43 = -28.2743338823081
x44 = -48.1710873550435
x45 = -73.3038285837618
x46 = 73.3038285837618
x47 = -72.2566310325652
x48 = 96.342174710087
x49 = 37.6991118430775
x50 = 65.9734457253857
x51 = 39.7935069454707
x52 = -52.3598775598299
x53 = -87.9645943005142
x54 = 92.1533845053006
x55 = 62.8318530717959
x56 = 29.3215314335047
x57 = 78.5398163397448
x58 = -6.28318530717959
x59 = 15.707963267949
x60 = -2.0943951023932
x61 = 56.5486677646163
x62 = 46.0766922526503
x63 = -100.530964914873
x64 = -90.0589894029074
x65 = -69.1150383789755
x66 = 48.1710873550435
x67 = 41.8879020478639
x68 = -65.9734457253857
x69 = 10.471975511966
x70 = 43.9822971502571
x71 = 20.943951023932
x72 = -37.6991118430775
x73 = -59.6902604182061
x74 = -92.1533845053006
x75 = 64.9262481741891
x76 = -5612.97887441376
x77 = -75.398223686155
x78 = 100.530964914873
x79 = 75.398223686155
x80 = 34.5575191894877
x81 = 6.28318530717959
x82 = -14.6607657167524
x83 = 98.4365698124802
x84 = 18.8495559215388
x85 = 58.6430628670095
x86 = -9.42477796076938
x87 = -33.5103216382911
x88 = -4.18879020478639
x89 = -46.0766922526503
x90 = 8.37758040957278
x91 = -12.5663706143592
x92 = 90.0589894029074
x93 = -77.4926187885482
x93 = -77.4926187885482