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- La ecuación:
-
Ecuación tan(x)=0
-
Ecuación 5-2x=11-7(x+2)
- Ecuación x^4-15x^2-16=0
-
Ecuación x^2-5=0
- Expresar {x} en función de y en la ecuación:
- 4*x+3*y=-15
- 10*x-1*y=10
- 17*x+14*y=-17
- -10*x+9*y=-6
-
Expresiones idénticas
- cosx-ctgx= cero
- coseno de x menos ctgx es igual a 0
- coseno de x menos ctgx es igual a cero
- cosx-ctgx=O
-
Expresiones semejantes
- cosx+ctgx=0
-
Expresiones con funciones
- cosx
- cosx=1/2
- cosx-1=0
- cosx=-6/5
- cosx/2+1=0
- cosx×(1-cosx)=0
- ctgx
- ctgx=0
- ctgx/2=√3
- ctgx=19/15
- ctgx=-1
- ctgx/3-1=0
cosx-ctgx=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Suma y producto de raíces
[src]
suma
pi pi - -- + -- 2 2
$$- \frac{\pi}{2} + \frac{\pi}{2}$$
=
0
$$0$$
producto
-pi pi ----*-- 2 2
$$- \frac{\pi}{2} \frac{\pi}{2}$$
=
2 -pi ----- 4
$$- \frac{\pi^{2}}{4}$$
-pi^2/4
Respuesta rápida
[src]
-pi
x1 = ----
2
$$x_{1} = - \frac{\pi}{2}$$
pi
x2 = --
2
$$x_{2} = \frac{\pi}{2}$$
x2 = pi/2
Respuesta numérica
[src]
x1 = -1.5707963267949
x2 = -64.4026493985908
x3 = 80.1106126665397
x4 = -58.1194640914112
x5 = 61.261056745001
x6 = 70.6857317886861
x7 = -39.2699081698724
x8 = 73.8274273593601
x9 = 42.4115008234622
x10 = 67.5442420521806
x11 = -32.9867228626928
x12 = 1.5709099999453
x13 = 95.8186291789955
x14 = 4.71238898038469
x15 = 7.85402577697277
x16 = 20.4203103685492
x17 = -73.8274108928651
x18 = 26.7034304317611
x19 = -29.8451150859845
x20 = 36.1283155162826
x21 = 89.5355131631024
x22 = -61.2611723977862
x23 = 51.8363275208168
x24 = -86.3936930195103
x25 = -26.7035375555132
x26 = 10.9955742875643
x27 = 45.5532115611619
x28 = -70.6858347057703
x29 = 23.5619449019235
x30 = -89.5353906273091
x31 = 17.2787595947439
x32 = 64.4026116366888
x33 = -80.1105780494485
x34 = 54.9778714378214
x35 = -36.1282760721324
x36 = -7.85398163397448
x37 = 48.6946861306418
x38 = -17.2788709625076
x39 = -67.544292086008
x40 = -51.8362787842316
x41 = 92.6769832808989
x42 = 86.3937979737193
x43 = 14.1371749298497
x44 = -76.9690200129499
x45 = -23.5619908702395
x46 = 58.1194602814847
x47 = -20.4203522483337
x48 = -83.2522053201295
x49 = 98.9601685880785
x50 = -95.8185759344887
x51 = -14.1371669411541
x52 = 29.845130209103
x53 = -45.553093477052
x54 = -42.4113915253474
x54 = -42.4113915253474