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Otras calculadoras
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- La ecuación:
-
Ecuación (x+9)^2=36*x
-
Ecuación a+120=2000/5
-
Ecuación 5^x=6-x
-
Ecuación 2^x=1
- Expresar {x} en función de y en la ecuación:
- -6*x-12*y=9
- 9*x-1*y=17
- 10*x-2*y=11
- 12*x-3*y=-2
-
Expresiones idénticas
- tg(x)^ dos + dos *cos(2x)- cinco = cero
- tg(x) al cuadrado más 2 multiplicar por coseno de (2x) menos 5 es igual a 0
- tg(x) en el grado dos más dos multiplicar por coseno de (2x) menos cinco es igual a cero
- tg(x)2+2*cos(2x)-5=0
- tgx2+2*cos2x-5=0
- tg(x)²+2*cos(2x)-5=0
- tg(x) en el grado 2+2*cos(2x)-5=0
- tg(x)^2+2cos(2x)-5=0
- tg(x)2+2cos(2x)-5=0
- tgx2+2cos2x-5=0
- tgx^2+2cos2x-5=0
- tg(x)^2+2*cos(2x)-5=O
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Expresiones semejantes
- tg(x)^2+2*cos(2x)+5=0
- tg(x)^2-2*cos(2x)-5=0
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Expresiones con funciones
- tg
- tgactga-(ctgasina)^2
- tg(x)=0.0131
- tg(x-П/6)=1/✓3
- tg(0,2*x)-x-3=0
- tg(x−(pi/6))=sqrt3
- Coseno cos
- cos(x)+sin(3x)=0
- cos(x)=2*x
- cos(x)-e^(-x)+x-1=0
- cos(2x)-3*cos(x)+2=0
- cos^2x+cos^22*x-cos^23*x-cos^24*x=0
tg(x)^2+2*cos(2x)-5=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
2 tan (x) + 2*cos(2*x) - 5 = 0
$$\left(2 \cos{\left(2 x \right)} + \tan^{2}{\left(x \right)}\right) - 5 = 0$$
Respuesta rápida
[src]
/ _____________\
| / ___ |
x1 = -atan\\/ 3 + 2*\/ 3 /
$$x_{1} = - \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)}$$
/ _____________\
| / ___ |
x2 = atan\\/ 3 + 2*\/ 3 /
$$x_{2} = \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)}$$
/ ______________\
| / ___ |
x3 = -I*atanh\\/ -3 + 2*\/ 3 /
$$x_{3} = - i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)}$$
/ ______________\
| / ___ |
x4 = I*atanh\\/ -3 + 2*\/ 3 /
$$x_{4} = i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)}$$
x4 = i*atanh(sqrt(-3 + 2*sqrt(3)))
Suma y producto de raíces
[src]
suma
/ _____________\ / _____________\ / ______________\ / ______________\
| / ___ | | / ___ | | / ___ | | / ___ |
- atan\\/ 3 + 2*\/ 3 / + atan\\/ 3 + 2*\/ 3 / - I*atanh\\/ -3 + 2*\/ 3 / + I*atanh\\/ -3 + 2*\/ 3 /
$$\left(\left(- \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)} + \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)}\right) - i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)}\right) + i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)}$$
=
0
$$0$$
producto
/ _____________\ / _____________\ / / ______________\\ / ______________\
| / ___ | | / ___ | | | / ___ || | / ___ |
-atan\\/ 3 + 2*\/ 3 /*atan\\/ 3 + 2*\/ 3 /*\-I*atanh\\/ -3 + 2*\/ 3 //*I*atanh\\/ -3 + 2*\/ 3 /
$$i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)} - i \operatorname{atanh}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)} - \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)} \operatorname{atan}{\left(\sqrt{3 + 2 \sqrt{3}} \right)}$$
=
/ _____________\ / ______________\
2| / ___ | 2| / ___ |
-atan \\/ 3 + 2*\/ 3 /*atanh \\/ -3 + 2*\/ 3 /
$$- \operatorname{atan}^{2}{\left(\sqrt{3 + 2 \sqrt{3}} \right)} \operatorname{atanh}^{2}{\left(\sqrt{-3 + 2 \sqrt{3}} \right)}$$
-atan(sqrt(3 + 2*sqrt(3)))^2*atanh(sqrt(-3 + 2*sqrt(3)))^2
Respuesta numérica
[src]
x1 = 42.0367663907535
x2 = -324.780105213835
x3 = 23.9366793346322
x4 = -42.0367663907535
x5 = -96.1933103671974
x6 = -74.2021617920689
x7 = 8.22871606668322
x8 = 30.2198646418118
x9 = -86.0190635410106
x10 = -67.9189764848893
x11 = -83.6269397528383
x12 = -79.735878233831
x13 = 57.7447296587024
x14 = 60.8863223122922
x15 = -52.2110132169403
x16 = -8.22871606668322
x17 = 26.3288031228045
x18 = 428.452662782298
x19 = 1.94553075950364
x20 = 4.33765454767595
x21 = -45.9278279097607
x22 = 89.1606561946004
x23 = -30.2198646418118
x24 = -57.7447296587024
x25 = 74.2021617920689
x26 = -17.6534940274526
x27 = 49553.5369869659
x28 = -13.7624325084453
x29 = 45.9278279097607
x30 = 80.4853470992485
x31 = -35.7535810835739
x32 = 52.2110132169403
x33 = 70.3111002730616
x34 = 71.0605691384791
x35 = 96.1933103671974
x36 = -1.94553075950364
x37 = -39.6446426025812
x38 = 86.0190635410106
x39 = -20.0456178156249
x40 = -89.9101250600178
x41 = 13.7624325084453
x42 = 48.3199516979331
x43 = -23.9366793346322
x44 = 67.9189764848893
x45 = -61.6357911777097
x46 = -64.027914965882
x47 = 20.0456178156249
x48 = 64.027914965882
x49 = 92.3022488481902
x49 = 92.3022488481902