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- La ecuación:
-
Ecuación x^4+2*x^2-8=0
-
Ecuación x*(x^2+8*x+16)=5*(x+4)
-
Ecuación -25-x=-17
-
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
- Derivada de:
-
cos(x)-sin(x)
- Forma canónica:
- cos(x)-sin(x)
- Gráfico de la función y =:
-
cos(x)-sin(x)
-
Expresiones idénticas
- cos(x)-sin(x)= uno
- coseno de (x) menos seno de (x) es igual a 1
- coseno de (x) menos seno de (x) es igual a uno
- cosx-sinx=1
-
Expresiones semejantes
- sin2xcosx-sinxcos2x=1
- 3^1/2*cosx-sinx=2*cos3x
- cos(x)+sin(x)=1
- sqrt2*(cosx-sinx)-1=0
- cosx-sinx=1
-
Expresiones con funciones
- 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
- Seno sin
- sin(x)=1,5
- sin(x-1)=0
- sin2x=1
- sin(3*x)=-1/2
- sin(3*x)=-1
cos(x)-sin(x)=1 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Suma y producto de raíces
[src]
suma
-pi ---- 2
$$- \frac{\pi}{2}$$
=
-pi ---- 2
$$- \frac{\pi}{2}$$
producto
-pi 0*---- 2
$$0 \left(- \frac{\pi}{2}\right)$$
=
0
$$0$$
0
Respuesta numérica
[src]
x1 = 4.71238898038469
x2 = -20.4203522483337
x3 = -14.1371669411541
x4 = 213.628300444106
x5 = -32.9867228626928
x6 = 10.9955742875643
x7 = -62.8318530717959
x8 = 42.4115008234622
x9 = 2475.57501102876
x10 = 18.8495559215388
x11 = -95.8185759344887
x12 = -87.9645943005142
x13 = 177939.807899326
x14 = 56.5486677646163
x15 = -125.663706143592
x16 = 69.1150383789755
x17 = -7.85398163397448
x18 = 94.2477796076938
x19 = 80.1106126665397
x20 = 100.530964914873
x21 = 12.5663706143592
x22 = -94.2477796076938
x23 = 25.1327412287183
x24 = 37.6991118430775
x25 = -50.2654824574367
x26 = 81.6814089933346
x27 = 17.2787595947439
x28 = 61.261056745001
x29 = 29.845130209103
x30 = 205.774318810131
x31 = -18.8495559215388
x32 = 23.5619449019235
x33 = -70.6858347057703
x34 = -81.6814089933346
x35 = 0.0
x36 = -12.5663706143592
x37 = -26.7035375555132
x38 = 75.398223686155
x39 = 50.2654824574367
x40 = 62.8318530717959
x41 = -6.28318530717959
x42 = 92.6769832808989
x43 = 86.3937979737193
x44 = -100.530964914873
x45 = -69.1150383789755
x46 = 6.28318530717959
x47 = 43.9822971502571
x48 = -43.9822971502571
x49 = -25.1327412287183
x50 = -58.1194640914112
x51 = -75.398223686155
x52 = 36.1283155162826
x53 = 576.482251933727
x54 = 87.9645943005142
x55 = -45.553093477052
x56 = -51.8362787842316
x57 = 67.5442420521806
x58 = 31.4159265358979
x59 = 54.9778714378214
x60 = -39.2699081698724
x61 = -76.9690200129499
x62 = -83.2522053201295
x63 = -56.5486677646163
x64 = 48.6946861306418
x65 = -64.4026493985908
x66 = 73.8274273593601
x67 = -1.5707963267949
x68 = 98.9601685880785
x69 = -37.6991118430775
x70 = -89.5353906273091
x71 = -31.4159265358979
x71 = -31.4159265358979
Gráfico