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- La ecuación:
- Ecuación x^2-49=0
-
Ecuación 1-x/2=x/3
-
Ecuación 3*x^2-9=0
-
Ecuación -8x-17=3x-105
- Expresar {x} en función de y en la ecuación:
- 4*x-1*y=-3
- -11*x+9*y=-20
- -19*x+14*y=20
- 5*x-14*y=-15
-
Expresiones idénticas
- (sqrt(cuatro *((cos(x))^ dos)+ tres))+(sqrt(cuatro *((sin(x))^ dos)+ uno))= cuatro
- ( raíz cuadrada de (4 multiplicar por (( coseno de (x)) al cuadrado ) más 3)) más ( raíz cuadrada de (4 multiplicar por (( seno de (x)) al cuadrado ) más 1)) es igual a 4
- ( raíz cuadrada de (cuatro multiplicar por (( coseno de (x)) en el grado dos) más tres)) más ( raíz cuadrada de (cuatro multiplicar por (( seno de (x)) en el grado dos) más uno)) es igual a cuatro
- (√(4*((cos(x))^2)+3))+(√(4*((sin(x))^2)+1))=4
- (sqrt(4*((cos(x))2)+3))+(sqrt(4*((sin(x))2)+1))=4
- sqrt4*cosx2+3+sqrt4*sinx2+1=4
- (sqrt(4*((cos(x))²)+3))+(sqrt(4*((sin(x))²)+1))=4
- (sqrt(4*((cos(x)) en el grado 2)+3))+(sqrt(4*((sin(x)) en el grado 2)+1))=4
- (sqrt(4((cos(x))^2)+3))+(sqrt(4((sin(x))^2)+1))=4
- (sqrt(4((cos(x))2)+3))+(sqrt(4((sin(x))2)+1))=4
- sqrt4cosx2+3+sqrt4sinx2+1=4
- sqrt4cosx^2+3+sqrt4sinx^2+1=4
-
Expresiones semejantes
- (sqrt(4*((cos(x))^2)-3))+(sqrt(4*((sin(x))^2)+1))=4
- (sqrt(4*((cos(x))^2)+3))+(sqrt(4*((sin(x))^2)-1))=4
- (sqrt(4*((cos(x))^2)+3))-(sqrt(4*((sin(x))^2)+1))=4
- (sqrt(4*((cosx)^2)+3))+(sqrt(4*((sinx)^2)+1))=4
-
Expresiones con funciones
- Raíz cuadrada sqrt
- sqrt(x+2)-sqrt(x-6)=2
- sqrt(56-x)=-x
- sqrt(x-2)+sqrt(4-x)=sqrt(6-x)
- sqrt(4+2x−x^2)=x−2.
- sqrt(x+4)=sqrt3x
- Coseno cos
- cos(x)=-x+pi/2
- cos(x^2)=1
- cos(x)=1
- cos^2(x)=-1
- cos((pi*(8*x+1)/6))=sqrt(3)/2
- Raíz cuadrada sqrt
- sqrt(x+2)-sqrt(x-6)=2
- sqrt(56-x)=-x
- sqrt(x-2)+sqrt(4-x)=sqrt(6-x)
- sqrt(4+2x−x^2)=x−2.
- sqrt(x+4)=sqrt3x
- Seno sin
- sin(2x)=0
- sin(x)=a
- sin(x)^2=1/2
- sin(3*x)+sin(x)=0
- sin((pi*x)/4)=-1
(sqrt(4*((cos(x))^2)+3))+(sqrt(4*((sin(x))^2)+1))=4 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
_______________ _______________ / 2 / 2 \/ 4*cos (x) + 3 + \/ 4*sin (x) + 1 = 4
$$\sqrt{4 \sin^{2}{\left(x \right)} + 1} + \sqrt{4 \cos^{2}{\left(x \right)} + 3} = 4$$
Suma y producto de raíces
[src]
suma
2*pi pi pi 2*pi - ---- - -- + -- + ---- 3 3 3 3
$$\left(\left(- \frac{2 \pi}{3} - \frac{\pi}{3}\right) + \frac{\pi}{3}\right) + \frac{2 \pi}{3}$$
=
0
$$0$$
producto
-2*pi -pi pi 2*pi -----*----*--*---- 3 3 3 3
$$\frac{2 \pi}{3} \frac{\pi}{3} \cdot - \frac{2 \pi}{3} \left(- \frac{\pi}{3}\right)$$
=
4 4*pi ----- 81
$$\frac{4 \pi^{4}}{81}$$
4*pi^4/81
Respuesta rápida
[src]
-2*pi
x1 = -----
3
$$x_{1} = - \frac{2 \pi}{3}$$
-pi
x2 = ----
3
$$x_{2} = - \frac{\pi}{3}$$
pi
x3 = --
3
$$x_{3} = \frac{\pi}{3}$$
2*pi
x4 = ----
3
$$x_{4} = \frac{2 \pi}{3}$$
x4 = 2*pi/3
Respuesta numérica
[src]
x1 = -95.2949773351447
x2 = 5.23598772047997
x3 = 55.5014705300072
x4 = -5.23598805743283
x5 = 24.0855436242085
x6 = -76.4454209340877
x7 = -13.6135682215774
x8 = 93.2005821199524
x9 = -2.09439504699803
x10 = -68.0678407806286
x11 = 90.0589892984235
x12 = 8.37758035483421
x13 = 60.7374576746425
x14 = -42.9351005383323
x15 = 63.8790506830972
x16 = 83.7758042809172
x17 = -19.8967532979694
x18 = 27.227136246656
x19 = 23.0383462894361
x20 = 30.3687289315931
x21 = -26.1799386254809
x22 = -10.4719752009352
x23 = 14.6607657889296
x24 = 68.0678406961911
x25 = -24.085543624456
x26 = -93.2005823625084
x27 = -27.227136634216
x28 = 92.1533845899807
x29 = -61.7846554938578
x30 = 76.4454211016935
x31 = 4.18879025419985
x32 = 45.0294948224653
x33 = -38.7463093423676
x34 = -90.0589893594134
x35 = -77.4926189648574
x36 = 17.8023585372882
x37 = 11.5191733763095
x38 = 842.994028220751
x39 = 54.4542725206643
x40 = -55.5014703840287
x41 = -4.18879004406146
x42 = 74.3510260860811
x43 = -60.7374578807317
x44 = -71.2094337867813
x45 = -92.1533843701671
x46 = -49.2182852106741
x47 = 33.5103219532954
x48 = 71.2094333105913
x49 = 41.887902106768
x50 = -70.1622357885321
x51 = 70.1622360055721
x52 = 93.2005818840963
x53 = -85.8701986941832
x54 = -73.3038288414018
x55 = -33.5103218031593
x56 = 16.7551605196518
x57 = -10.4719745982489
x58 = -42.9350990080932
x59 = 67.020643348624
x60 = 46.076692093639
x61 = -79.5870139484211
x62 = 98.4365696827473
x63 = -54.4542723561463
x64 = -48.1710872069707
x65 = -29.3215315380332
x66 = 26.1799388375637
x67 = 96.3421746637878
x68 = 1.04719772986659
x69 = 49.2182847735961
x70 = -457.625330495538
x71 = 89.0117918753273
x72 = -39.7935069114535
x73 = 48.1710874213563
x74 = -67.0206428604883
x75 = -82.7286064236131
x76 = 19.8967535300721
x77 = -16.7551608087279
x78 = -57.5958653732454
x79 = -35.6047167976155
x80 = -17.802358328786
x81 = 10.4719753586888
x82 = -99.4837675456424
x83 = -98.4365695122376
x84 = -85.8701993400383
x85 = -41.8879027238169
x86 = 61.7846556997781
x87 = -20.9439509647892
x88 = 52.3598775086799
x89 = -64.9262481447218
x90 = 32.4631239396619
x91 = 39.7935071185682
x92 = -51.3126802823934
x93 = 85.8701992590604
x94 = 99.4837676825419
x95 = -11.5191732222525
x96 = 77.4926191064287
x97 = -32.4631237784248
x98 = 82.7286062525117
x99 = -83.7758040760461
x100 = 38.7463090970167
x101 = -46.076692202323
x101 = -46.076692202323