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- La ecuación:
-
Ecuación 6*x^2+x-7=0
-
Ecuación 2-5(3+2x)=17
-
Ecuación (6*x+8)/2+5=5*x/3
-
Ecuación -2*(-2-y)-y-2=0
- Expresar {x} en función de y en la ecuación:
- -9*x-12*y=-19
- -8*x+3*y=-4
- 10*x+3*y=2
- -10*x-12*y=-10
-
Expresiones idénticas
- sin(tres *x)*cos(tres *x)+cos3*x*= cero
- seno de (3 multiplicar por x) multiplicar por coseno de (3 multiplicar por x) más coseno de 3 multiplicar por x multiplicar por es igual a 0
- seno de (tres multiplicar por x) multiplicar por coseno de (tres multiplicar por x) más coseno de 3 multiplicar por x multiplicar por es igual a cero
- sin(3x)cos(3x)+cos3x=0
- sin3xcos3x+cos3x=0
- sin(3*x)*cos(3*x)+cos3*x*=O
-
Expresiones semejantes
- sin(3*x)*cos(3*x)-cos3*x*=0
-
Expresiones con funciones
- Seno sin
- sin(2x)=0.96
- sin(pi/6)=x
- sin(xy^2-2x^3)
- sin(pi*x)=pi(x-1)
- sin^4(a)/cos^2(x)+cos^4(a)/sin^2(x)=1
- Coseno cos
- cos(2pi×x)-3sin(pi×x)+1=0
- cos(x+(|x|))=1
- cos(x-3/4)=0
- cos(x)=-0,7
- cos(y)=x-3
sin(3*x)*cos(3*x)+cos3*x*=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
sin(3*x)*cos(3*x) + cos(3*x) = 0
$$\sin{\left(3 x \right)} \cos{\left(3 x \right)} + \cos{\left(3 x \right)} = 0$$
Respuesta rápida
[src]
-pi
x1 = ----
6
$$x_{1} = - \frac{\pi}{6}$$
pi
x2 = --
6
$$x_{2} = \frac{\pi}{6}$$
x2 = pi/6
Suma y producto de raíces
[src]
suma
pi pi - -- + -- 6 6
$$- \frac{\pi}{6} + \frac{\pi}{6}$$
=
0
$$0$$
producto
-pi pi ----*-- 6 6
$$- \frac{\pi}{6} \frac{\pi}{6}$$
=
2 -pi ----- 36
$$- \frac{\pi^{2}}{36}$$
-pi^2/36
Respuesta numérica
[src]
x1 = -63.3554344014648
x2 = -12.0427718387609
x3 = 80.1106126665397
x4 = -58.1194640914112
x5 = 45.5531274936893
x6 = 30.8923257529709
x7 = -88.4882197448468
x8 = -49.7418836818384
x9 = 7.85402214879768
x10 = 60.2138684289819
x11 = 1.57084105422028
x12 = 100.007363587005
x13 = 70.6857934157347
x14 = -91.6297857297023
x15 = 31.9395253114962
x16 = -100.007366139275
x17 = 9.94839375467499
x18 = 89.5354065077626
x19 = -9.94837673636768
x20 = 42.4115008234622
x21 = -97.9129710368819
x22 = 78.0162175641465
x23 = -16.2315620435473
x24 = -25.6563631682447
x25 = -67.5442868504761
x26 = 84.2994028713261
x27 = 51.8363226716419
x28 = -69.6386642264464
x29 = -93.7241808320955
x30 = 38.2227106186758
x31 = 12.0427582893912
x32 = -0.52356731973288
x33 = 64.4026139003315
x34 = 36.1283155162826
x35 = -17.2787658184495
x36 = 40.317105721069
x37 = 18.3259380577434
x38 = 34.0339204138894
x39 = -3.66519142918809
x40 = -80.1105798289775
x41 = 53.9306960771948
x42 = -34.0339089404682
x43 = -47.6474885794452
x44 = -5.75958653158129
x45 = 72.7802507340821
x46 = 16.2315668495577
x47 = 26.7035092327958
x48 = 58.1194604293512
x49 = -7.85398163397448
x50 = -27.7507349140879
x51 = -56.025068989018
x52 = 82.2050077689329
x53 = 56.0250605081548
x54 = -61.2610284419178
x55 = -51.8362787842316
x56 = -71.7330366891137
x57 = -78.0162119738293
x58 = 86.3937979737193
x59 = -23.5619868056041
x60 = -36.1282786810607
x61 = -29.8451155401915
x62 = 85.3465604163048
x63 = 97.9129980286252
x64 = 14.1371746311081
x65 = 20.4203134481165
x66 = -75.9218398742025
x67 = -95.8185759344887
x68 = -14.1371669411541
x69 = -31.9395421257451
x70 = 29.845130209103
x71 = -73.8274112345701
x72 = 75.9218224617533
x73 = 62.3082394437526
x74 = -53.9306738866248
x74 = -53.9306738866248