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- La ecuación:
-
Ecuación x^4=(x-20)^2
-
Ecuación 5-2*(x-1)=4-x
-
Ecuación (x+6)^3=25*(x+6)
- Ecuación x+y+2=0
- Expresar {x} en función de y en la ecuación:
- 10*x-18*y=3
- 16*x+7*y=8
- -19*x+1*y=0
- -11*x-15*y=14
- Suma de la serie:
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cos(x)
- Límite de la función:
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cos(x)
- Derivada de:
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cos(x)
-
Expresiones idénticas
- cos(x)= dos *cos((pi/ tres)-x)
- coseno de (x) es igual a 2 multiplicar por coseno de (( número pi dividir por 3) menos x)
- coseno de (x) es igual a dos multiplicar por coseno de (( número pi dividir por tres) menos x)
- cos(x)=2cos((pi/3)-x)
- cosx=2cospi/3-x
- cos(x)=2*cos((pi dividir por 3)-x)
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Expresiones semejantes
- cos(x^2)=0
- cos(x)=2*cos((pi/3)+x)
- cosx=2*cos((pi/3)-x)
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Expresiones con funciones
- Coseno cos
- cos(pi*(x-1)/3)=1/2
- cos(3*x)=-1
- cos(x^2)=0
- cos(-x)=1
- cos4x=0
- Coseno cos
- cos(pi*(x-1)/3)=1/2
- cos(3*x)=-1
- cos(x^2)=0
- cos(-x)=1
- cos4x=0
- Número Pi pi
- Pi*sin(2Pi*x)/y=0
- pi*pi*x=3*f*(x)
- pi*sin(pi*x)=1
- pi-arccosx=0
- pi/3=2*x-pi/4
cos(x)=2*cos((pi/3)-x) la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
/pi \
cos(x) = 2*cos|-- - x|
\3 /
$$\cos{\left(x \right)} = 2 \cos{\left(- x + \frac{\pi}{3} \right)}$$
Respuesta numérica
[src]
x1 = 47.1238898038469
x2 = 21.9911485751286
x3 = -65.9734457253857
x4 = -28.2743338823081
x5 = -91.106186954104
x6 = -62.8318530717959
x7 = 15.707963267949
x8 = 91.106186954104
x9 = -53.4070751110265
x10 = 18.8495559215388
x11 = -87.9645943005142
x12 = -113.097335529233
x13 = -47.1238898038469
x14 = 56.5486677646163
x15 = 69.1150383789755
x16 = 94.2477796076938
x17 = 100.530964914873
x18 = 34.5575191894877
x19 = 40.8407044966673
x20 = 12.5663706143592
x21 = -94.2477796076938
x22 = -84.8230016469244
x23 = 37.6991118430775
x24 = -232.477856365645
x25 = -50.2654824574367
x26 = -3.14159265358979
x27 = 81.6814089933346
x28 = -34.5575191894877
x29 = 25.1327412287183
x30 = -18.8495559215388
x31 = 9.42477796076938
x32 = 72.2566310325652
x33 = -81.6814089933346
x34 = 0.0
x35 = 65.9734457253857
x36 = -267.035375555132
x37 = 3.14159265358979
x38 = 53.4070751110265
x39 = 84.8230016469244
x40 = -12.5663706143592
x41 = 75.398223686155
x42 = 50.2654824574367
x43 = -21.9911485751286
x44 = 62.8318530717959
x45 = -6.28318530717959
x46 = -15.707963267949
x47 = -78.5398163397448
x48 = -100.530964914873
x49 = -69.1150383789755
x50 = 6.28318530717959
x51 = -59.6902604182061
x52 = -43.9822971502571
x53 = 43.9822971502571
x54 = -25.1327412287183
x55 = -97.3893722612836
x56 = 28.2743338823081
x57 = -75.398223686155
x58 = 87.9645943005142
x59 = -9.42477796076938
x60 = 97.3893722612836
x61 = 78.5398163397448
x62 = -56.5486677646163
x63 = 31.4159265358979
x64 = -40.8407044966673
x65 = 59.6902604182061
x66 = -72.2566310325652
x67 = -37.6991118430775
x68 = -31.4159265358979
x68 = -31.4159265358979
Gráfico