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La ecuación:
Ecuación 56/x=(10+6)/2
Ecuación 15-4(7-x)=11
Ecuación 3^8-x=27
Ecuación 6,4(y-12,8)=3,2
Expresar {x} en función de y en la ecuación:
20*x+7*y=-9
-13*x-10*y=5
15*x+7*y=2
20*x+9*y=17
Expresiones idénticas
sqrt(uno -cos(x)^ dos)=4cos(x)^ tres -3cos(x)
raíz cuadrada de (1 menos coseno de (x) al cuadrado ) es igual a 4 coseno de (x) al cubo menos 3 coseno de (x)
raíz cuadrada de (uno menos coseno de (x) en el grado dos) es igual a 4 coseno de (x) en el grado tres menos 3 coseno de (x)
√(1-cos(x)^2)=4cos(x)^3-3cos(x)
sqrt(1-cos(x)2)=4cos(x)3-3cos(x)
sqrt1-cosx2=4cosx3-3cosx
sqrt(1-cos(x)²)=4cos(x)³-3cos(x)
sqrt(1-cos(x) en el grado 2)=4cos(x) en el grado 3-3cos(x)
sqrt1-cosx^2=4cosx^3-3cosx
Expresiones semejantes
sqrt(1-cos(x)^2)=4cos(x)^3+3cos(x)
sqrt(1+cos(x)^2)=4cos(x)^3-3cos(x)
sqrt(1-cosx^2)=4cosx^3-3cosx
Expresiones con funciones
Raíz cuadrada sqrt
sqrt(xx+16)=3x-4
sqrt(x)*(3-x)^2=(-3+x)*2x^1,5
sqrt3×+sqrt1=8
Sqrt25b-Sqrt16b+3Sqrt(b)
sqrt(log(1+6x,4)+|log(1+7x,1/8)|)=0
Coseno cos
cos(x+(|x|))=1
cos(x-3/4)=0
cos(x)=-0,7
cos(y)=x-3
cos(6*x)^2-sin(3*x)^2-1=0

sqrt(1-cos(x)^2)=4cos(x)^3-3cos(x) la ecuación

El profesor se sorprenderá mucho al ver tu solución correcta😉

Ha introducido [src]

   _____________                       
  /        2            3              
\/  1 - cos (x)  = 4*cos (x) - 3*cos(x)

\sqrt{1 - \cos^{2}{\left(x \right)}} = 4 \cos^{3}{\left(x \right)} - 3 \cos{\left(x \right)}

Simplificar

Gráfica

Trazar el gráfico f1(x)

Trazar el gráfico f2(x)

Suma y producto de raíces [src]

suma

pi   5*pi   3*pi
-- + ---- + ----
8     8      4

\left(\frac{\pi}{8} + \frac{5 \pi}{8}\right) + \frac{3 \pi}{4}

3*pi
----
 2

\frac{3 \pi}{2}

producto

pi 5*pi 3*pi
--*----*----
8   8    4

\frac{3 \pi}{4} \frac{\pi}{8} \frac{5 \pi}{8}

     3
15*pi 
------
 256

\frac{15 \pi^{3}}{256}

15*pi^3/256

Respuesta rápida [src]

     pi
x1 = --
     8

x_{1} = \frac{\pi}{8}

     5*pi
x2 = ----
      8

x_{2} = \frac{5 \pi}{8}

     3*pi
x3 = ----
      4

x_{3} = \frac{3 \pi}{4}

x3 = 3*pi/4

Respuesta numérica [src]

x1 = -66.7588438887831

x2 = 532.107255701771

x3 = 52.2289778659303

x4 = 82.0741080750334

x5 = -27.4889357189107

x6 = 29.0597320457056

x7 = 44.3749962319558

x8 = 1.96349540849362

x9 = 33.7721210260903

x10 = -54.1924732744239

x11 = -49.872783375738

x12 = -71.4712328691678

x13 = -19.2422550032375

x14 = 79.717913584841

x15 = -52.2289778659303

x16 = 0.392699081698724

x17 = 96.2112750161874

x18 = -56.1559686829176

x19 = 42.0188017417635

x20 = 65.1880475619882

x21 = 21.2057504117311

x22 = 56.1559686829176

x23 = 93.8550805259951

x24 = -8.24668071567321

x25 = -100.138265833175

x26 = -12.1736715326604

x27 = -89.9280897090078

x28 = 12.1736715326604

x29 = -79.717913584841

x30 = 92.2842841992002

x31 = -87.5718952188155

x32 = 73.0420291959627

x33 = 77.7544181763474

x34 = 46.3384916404494

x35 = -96.2112750161874

x36 = 69.5077374606742

x37 = -5.89048622548086

x38 = 16.4933614313464

x39 = -3.92699081698724

x40 = -43.5895980685584

x41 = -69.5077374606742

x42 = -1.96349540849362

x43 = 48.3019870489431

x44 = 49.872783375738

x45 = -4408.43989114988

x46 = -35.7356164345839

x47 = -86.0010988920206

x48 = -98.174770424681

x49 = -82.0741080750334

x50 = -29.4524311274043

x51 = -73.4347282776614

x52 = 62.4391539900971

x53 = -93.8550805259951

x54 = 60.4756585816035

x55 = 8.24668071567321

x56 = 88.3572933822129

x57 = 54.1924732744239

x58 = 38.0918109247762

x59 = -47.9092879672443

x60 = -58.5121631731099

x61 = 35.7356164345839

x62 = -75.7909227678538

x63 = -10.6028752058656

x64 = -31.8086256175967

x65 = -38.0918109247762

x66 = 40.0553063332699

x67 = -84.037603483527

x68 = -10.2101761241668

x69 = -91.8915851175014

x70 = -25.5254403104171

x71 = 18.45685683984

x72 = 14.5298660228528

x73 = -60.4756585816035

x74 = 3.92699081698724

x75 = -42.0188017417635

x76 = 86.0010988920206

x77 = -63.2245521534946

x78 = -45.9457925587507

x79 = -77.7544181763474

x80 = 5.89048622548086

x81 = -157.472331761188

x82 = 75.7909227678538

x83 = 68.7223392972767

x84 = 31.8086256175967

x85 = 98.174770424681

x86 = -40.0553063332699

x87 = 100.138265833175

x88 = 58.5121631731099

x89 = -33.7721210260903

x90 = 10.2101761241668

x91 = -22.776546738526

x92 = 84.037603483527

x92 = 84.037603483527