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- La ecuación:
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Ecuación 2*x^2+6*x+9=0
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Ecuación cos(x)=2
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Ecuación sqrt(x^2-x-1)-sqrt(x)=1
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Ecuación sin(x/4)=1/2
- Expresar {x} en función de y en la ecuación:
- 10*x+5*y=-17
- 16*x-17*y=-9
- -10*x+16*y=-6
- 10*x+7*y=9
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Expresiones idénticas
- sin(5x/ dos)*sin(3x/ dos)+cos(5x/ dos)*cos(3x/ dos)= cero
- seno de (5x dividir por 2) multiplicar por seno de (3x dividir por 2) más coseno de (5x dividir por 2) multiplicar por coseno de (3x dividir por 2) es igual a 0
- seno de (5x dividir por dos) multiplicar por seno de (3x dividir por dos) más coseno de (5x dividir por dos) multiplicar por coseno de (3x dividir por dos) es igual a cero
- sin(5x/2)sin(3x/2)+cos(5x/2)cos(3x/2)=0
- sin5x/2sin3x/2+cos5x/2cos3x/2=0
- sin(5x/2)*sin(3x/2)+cos(5x/2)*cos(3x/2)=O
- sin(5x dividir por 2)*sin(3x dividir por 2)+cos(5x dividir por 2)*cos(3x dividir por 2)=0
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Expresiones semejantes
- sin(5x/2)*sin(3x/2)-cos(5x/2)*cos(3x/2)=0
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Expresiones con funciones
- Seno sin
- sin(x/4)=1/2
- sin(x)-cos(x)=1
- sin(x)=1/5
- sin(x)-sqrt(3)*cos(x)=1
- sinx*cosx-2cosx=0
- Seno sin
- sin(x/4)=1/2
- sin(x)-cos(x)=1
- sin(x)=1/5
- sin(x)-sqrt(3)*cos(x)=1
- sinx*cosx-2cosx=0
- Coseno cos
- cos(x)=2
- cos(x)=-3/4
- cos(x)=1/4
- cos(2*x)=0
- cos(x)/3=1
- Coseno cos
- cos(x)=2
- cos(x)=-3/4
- cos(x)=1/4
- cos(2*x)=0
- cos(x)/3=1
sin(5x/2)*sin(3x/2)+cos(5x/2)*cos(3x/2)=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
/5*x\ /3*x\ /5*x\ /3*x\ sin|---|*sin|---| + cos|---|*cos|---| = 0 \ 2 / \ 2 / \ 2 / \ 2 /
$$\sin{\left(\frac{3 x}{2} \right)} \sin{\left(\frac{5 x}{2} \right)} + \cos{\left(\frac{3 x}{2} \right)} \cos{\left(\frac{5 x}{2} \right)} = 0$$
Respuesta numérica
[src]
x1 = 7.85398163397448
x2 = -73.8274273593601
x3 = -54.9778714378214
x4 = 73.8274273593601
x5 = -26.7035375555132
x6 = -1.5707963267949
x7 = -95.8185759344887
x8 = -39.2699081698724
x9 = -4.71238898038469
x10 = 14.1371669411541
x11 = 10.9955742875643
x12 = 58.1194640914112
x13 = 70.6858347057703
x14 = -36.1283155162826
x15 = 54.9778714378214
x16 = 23.5619449019235
x17 = -387.986692718339
x18 = -92.6769832808989
x19 = -86.3937979737193
x20 = -10.9955742875643
x21 = 92.6769832808989
x22 = 39.2699081698724
x23 = -32.9867228626928
x24 = 98.9601685880785
x25 = -3576.70323611198
x26 = 36.1283155162826
x27 = -7.85398163397448
x28 = -58.1194640914112
x29 = -67.5442420521806
x30 = -61.261056745001
x31 = 26.7035375555132
x32 = 86.3937979737193
x33 = -48.6946861306418
x34 = 51.8362787842316
x35 = -42.4115008234622
x36 = -89.5353906273091
x37 = -98.9601685880785
x38 = -14.1371669411541
x39 = 80.1106126665397
x40 = -64.4026493985908
x41 = 95.8185759344887
x42 = 1.5707963267949
x43 = 45.553093477052
x44 = -17.2787595947439
x45 = -2266.65909956504
x46 = 4.71238898038469
x47 = 48.6946861306418
x48 = 76.9690200129499
x49 = -45.553093477052
x50 = 20.4203522483337
x51 = 17.2787595947439
x52 = -83.2522053201295
x53 = -20.4203522483337
x54 = -80.1106126665397
x55 = 61.261056745001
x56 = 32.9867228626928
x57 = 64.4026493985908
x58 = -23.5619449019235
x59 = 29.845130209103
x60 = 42.4115008234622
x61 = 89.5353906273091
x62 = -51.8362787842316
x63 = -70.6858347057703
x64 = 83.2522053201295
x65 = 67.5442420521806
x66 = -29.845130209103
x67 = -76.9690200129499
x67 = -76.9690200129499