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Matemática discreta Ejemplos
-σ3+9.96σ2+384.47σ-2095.37=0−σ3+9.96σ2+384.47σ−2095.37=0
Paso 1
Paso 1.1
Factoriza 0.010.01 de -σ3−σ3.
0.01(-100σ3)+9.96σ2+384.47σ-2095.37=00.01(−100σ3)+9.96σ2+384.47σ−2095.37=0
Paso 1.2
Factoriza 0.010.01 de 9.96σ29.96σ2.
0.01(-100σ3)+0.01(996σ2)+384.47σ-2095.37=00.01(−100σ3)+0.01(996σ2)+384.47σ−2095.37=0
Paso 1.3
Factoriza 0.010.01 de 384.47σ384.47σ.
0.01(-100σ3)+0.01(996σ2)+0.01(38447σ)-2095.37=00.01(−100σ3)+0.01(996σ2)+0.01(38447σ)−2095.37=0
Paso 1.4
Factoriza 0.010.01 de -2095.37−2095.37.
0.01(-100σ3)+0.01(996σ2)+0.01(38447σ)+0.01(-209537)=00.01(−100σ3)+0.01(996σ2)+0.01(38447σ)+0.01(−209537)=0
Paso 1.5
Factoriza 0.010.01 de 0.01(-100σ3)+0.01(996σ2)0.01(−100σ3)+0.01(996σ2).
0.01(-100σ3+996σ2)+0.01(38447σ)+0.01(-209537)=00.01(−100σ3+996σ2)+0.01(38447σ)+0.01(−209537)=0
Paso 1.6
Factoriza 0.010.01 de 0.01(-100σ3+996σ2)+0.01(38447σ)0.01(−100σ3+996σ2)+0.01(38447σ).
0.01(-100σ3+996σ2+38447σ)+0.01(-209537)=00.01(−100σ3+996σ2+38447σ)+0.01(−209537)=0
Paso 1.7
Factoriza 0.010.01 de 0.01(-100σ3+996σ2+38447σ)+0.01(-209537)0.01(−100σ3+996σ2+38447σ)+0.01(−209537).
0.01(-100σ3+996σ2+38447σ-209537)=00.01(−100σ3+996σ2+38447σ−209537)=0
0.01(-100σ3+996σ2+38447σ-209537)=00.01(−100σ3+996σ2+38447σ−209537)=0
Paso 2
Paso 2.1
Aplica la propiedad distributiva.
0.01(-100σ3)+0.01(996σ2)+0.01(38447σ)+0.01⋅-209537=00.01(−100σ3)+0.01(996σ2)+0.01(38447σ)+0.01⋅−209537=0
Paso 2.2
Simplifica.
Paso 2.2.1
Multiplica -100−100 por 0.010.01.
-1σ3+0.01(996σ2)+0.01(38447σ)+0.01⋅-209537=0−1σ3+0.01(996σ2)+0.01(38447σ)+0.01⋅−209537=0
Paso 2.2.2
Multiplica 996996 por 0.010.01.
-1σ3+9.96σ2+0.01(38447σ)+0.01⋅-209537=0−1σ3+9.96σ2+0.01(38447σ)+0.01⋅−209537=0
Paso 2.2.3
Multiplica 3844738447 por 0.010.01.
-1σ3+9.96σ2+384.47σ+0.01⋅-209537=0−1σ3+9.96σ2+384.47σ+0.01⋅−209537=0
Paso 2.2.4
Multiplica 0.010.01 por -209537−209537.
-1σ3+9.96σ2+384.47σ-2095.37=0−1σ3+9.96σ2+384.47σ−2095.37=0
-1σ3+9.96σ2+384.47σ-2095.37=0−1σ3+9.96σ2+384.47σ−2095.37=0
Paso 2.3
Reescribe -1σ3−1σ3 como -σ3−σ3.
-σ3+9.96σ2+384.47σ-2095.37=0−σ3+9.96σ2+384.47σ−2095.37=0
-σ3+9.96σ2+384.47σ-2095.37=0−σ3+9.96σ2+384.47σ−2095.37=0
Paso 3
Grafica cada lado de la ecuación. La solución es el valor x del punto de intersección.
σ≈-17.95418601,5.12001447,22.79417154σ≈−17.95418601,5.12001447,22.79417154
Paso 4