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- La ecuación:
-
Ecuación x^2-4x+5=0
-
Ecuación x^2+3x+2=0
-
Ecuación -25-x=-17
-
Ecuación x^2+3x=4
- Expresar {x} en función de y en la ecuación:
- 10*x-2*y=0
- 1*x+4*y=20
- 3*x-7*y=13
- 13*x-15*y=-6
-
Expresiones idénticas
- (tan(x)- dos *cot(x))+ uno = cero
- ( tangente de (x) menos 2 multiplicar por cotangente de (x)) más 1 es igual a 0
- ( tangente de (x) menos dos multiplicar por cotangente de (x)) más uno es igual a cero
- (tan(x)-2cot(x))+1=0
- tanx-2cotx+1=0
- (tan(x)-2*cot(x))+1=O
-
Expresiones semejantes
- (tan(x)-2*cot(x))-1=0
- (tan(x)+2*cot(x))+1=0
-
Expresiones con funciones
- Tangente tan
- tan(x)=2
- tan(x)=-3/2
- tan(x/2-pi/5)=1
- tan(x)=π/3-4*x
- tan(2*x)+cot(3*x)=8
- Cotangente cot
- cot(x)=5
- cot((-2)*x+5*pi/6)=-1
- cot(4*(x+2*pi)/3)=-sqrt(3)
- cot(6*x)=sqrt(3)/3
- cot((x/2)+pi)=0
(tan(x)-2*cot(x))+1=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
tan(x) - 2*cot(x) + 1 = 0
$$\left(\tan{\left(x \right)} - 2 \cot{\left(x \right)}\right) + 1 = 0$$
Respuesta rápida
[src]
pi
x1 = --
4
$$x_{1} = \frac{\pi}{4}$$
x2 = -atan(2)
$$x_{2} = - \operatorname{atan}{\left(2 \right)}$$
x2 = -atan(2)
Suma y producto de raíces
[src]
suma
pi -- - atan(2) 4
$$- \operatorname{atan}{\left(2 \right)} + \frac{\pi}{4}$$
=
pi
-atan(2) + --
4
$$- \operatorname{atan}{\left(2 \right)} + \frac{\pi}{4}$$
producto
pi --*(-atan(2)) 4
$$\frac{\pi}{4} \left(- \operatorname{atan}{\left(2 \right)}\right)$$
=
-pi*atan(2)
------------
4
$$- \frac{\pi \operatorname{atan}{\left(2 \right)}}{4}$$
-pi*atan(2)/4
Respuesta numérica
[src]
x1 = -38.8062605608716
x2 = -5.49778714378214
x3 = 93.1406308898997
x4 = 36.5919631252834
x5 = -35.6646679072818
x6 = -40.0553063332699
x7 = 49.1583337396426
x8 = -43.1968989868597
x9 = 85.6083998103219
x10 = 54.1924732744239
x11 = -68.329640215578
x12 = 19.6349540849362
x13 = -57.6558164824104
x14 = -82.7885577111287
x15 = 5.1760365893855
x16 = 33.4503704716936
x17 = 44.7676953136546
x18 = 71.1494823147711
x19 = -74.6128255227576
x20 = -54.5142238288206
x21 = -16.8151119857431
x22 = 30.3087778181038
x23 = -70.2221870967695
x24 = -76.5053724039491
x25 = -18.0641577581413
x26 = -98.4965209790777
x27 = -84.037603483527
x28 = 83.7158529291303
x29 = -27.4889357189107
x30 = 99.4238161970793
x31 = -63.93900178959
x32 = 41.6261026600648
x33 = 77.4326676219507
x34 = -55.7632696012188
x35 = -65.1880475619882
x36 = -46.3384916404494
x37 = 25.9181393921158
x38 = -77.7544181763474
x39 = 47.9092879672443
x40 = 52.2999263932324
x41 = -19.9567046393328
x42 = 91.8915851175014
x43 = -4.24874137138388
x44 = -96.6039740978861
x45 = 38.484510006475
x46 = 39.7335557788732
x47 = 14.6008145501549
x48 = 66.7588438887831
x49 = -60.7974091360002
x50 = 88.7499924639117
x51 = -21.2057504117311
x52 = 98.174770424681
x53 = 96.2822235434895
x54 = 10.2101761241668
x55 = -41.9478532144614
x56 = 8.31762924297529
x57 = -90.3207887907066
x58 = 27.167185164514
x59 = 80.5742602755405
x60 = 89.9990382363099
x61 = -49.4800842940392
x62 = 2.0344439357957
x63 = 22.776546738526
x64 = 17.7424072037447
x65 = -52.621676947629
x66 = 60.4756585816035
x67 = -85.9301503647185
x68 = 46.0167410860528
x69 = -92.2133356718981
x70 = -99.7455667514759
x71 = -24.3473430653209
x72 = -71.4712328691678
x73 = 76.1836218495525
x74 = 3.92699081698724
x75 = -62.0464549083984
x76 = -13.6735193321533
x77 = -33.7721210260903
x78 = -87.1791961371168
x79 = 74.2910749683609
x80 = -32.523075253692
x81 = 69.9004365423729
x82 = 58.583111700412
x83 = 55.4415190468222
x84 = -11.7809724509617
x85 = -29.3814826001022
x86 = 24.0255925109243
x87 = 61.7247043540018
x88 = -10.5319266785635
x89 = -26.2398899465124
x90 = 82.4668071567321
x91 = 68.0078896611814
x92 = -93.4623814442964
x93 = 32.2013246992954
x94 = -2.35619449019234
x95 = 11.4592218965651
x96 = 63.6172512351933
x97 = -7.39033402497368
x98 = -79.6469650575389
x99 = -48.231038521641
x100 = 16.4933614313464
x100 = 16.4933614313464