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- La ecuación:
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Ecuación 2x^2-x-1=x^2-5x-(-1-x^2)
-
Ecuación x^2+4=5x
-
Ecuación x(x^2+2x+1)=6(x+1)
-
Ecuación 4x+1=-3x+15
- Expresar {x} en función de y en la ecuación:
- -6*x-20*y=8
- 13*x-12*y=19
- -9*x+11*y=9
- -4*x-8*y=-20
-
Expresiones idénticas
- e^x*sin2x
- e en el grado x multiplicar por seno de 2x
- ex*sin2x
- e^xsin2x
- exsin2x
e^x*sin2x la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Respuesta rápida
[src]
x1 = 0
$$x_{1} = 0$$
-pi
x2 = ----
2
$$x_{2} = - \frac{\pi}{2}$$
pi
x3 = --
2
$$x_{3} = \frac{\pi}{2}$$
x4 = pi
$$x_{4} = \pi$$
x4 = pi
Suma y producto de raíces
[src]
suma
pi pi - -- + -- + pi 2 2
$$\left(- \frac{\pi}{2} + \frac{\pi}{2}\right) + \pi$$
=
pi
$$\pi$$
producto
-pi pi 0*----*--*pi 2 2
$$\pi \frac{\pi}{2} \cdot 0 \left(- \frac{\pi}{2}\right)$$
=
0
$$0$$
0
Respuesta numérica
[src]
x1 = -100.530964914873
x2 = -86.3937979737193
x3 = -98.9601685880785
x4 = 29.845130209103
x5 = -42.4115008234622
x6 = -95.8185759344887
x7 = -15.707963267949
x8 = -64.4026493985908
x9 = 0.0
x10 = 14.1371669411541
x11 = -50.2654824574367
x12 = -48.6946861306418
x13 = -72.2566310325652
x14 = -67.5442420521806
x15 = -43.9822971502571
x16 = -80.1106126665397
x17 = 1.5707963267949
x18 = -37.6991118430775
x19 = -7.85398163397448
x20 = -65.9734457253857
x21 = -76.9690200129499
x22 = -53.4070751110265
x23 = -59.6902604182061
x24 = -4.71238898038469
x25 = 15.707963267949
x26 = 9.42477796076938
x27 = 20.4203522483337
x28 = 23.5619449019235
x29 = -45.553093477052
x30 = -56.5486677646163
x31 = -6.28318530717959
x32 = -1.5707963267949
x33 = 12.5663706143592
x34 = -21.9911485751286
x35 = -58.1194640914112
x36 = 6.28318530717959
x37 = -23.5619449019235
x38 = -78.5398163397448
x39 = -31.4159265358979
x40 = 21.9911485751286
x41 = 34.5575191894877
x42 = -70.6858347057703
x43 = 28.2743338823081
x44 = -14.1371669411541
x45 = -12.5663706143592
x46 = -34.5575191894877
x47 = -28.2743338823081
x48 = 7.85398163397448
x49 = -89.5353906273091
x50 = -29.845130209103
x51 = -94.2477796076938
x52 = -26.7035375555132
x53 = -36.1283155162826
x54 = -92.6769832808989
x55 = -3.14159265358979
x56 = -51.8362787842316
x57 = -73.8274273593601
x58 = 17.2787595947439
x59 = -81.6814089933346
x60 = -87.9645943005142
x61 = -20.4203522483337
x62 = -9.42477796076938
x63 = 31.4159265358979
x63 = 31.4159265358979