Question
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c)

Ask by Curry Phillips. in Nicaragua
Mar 15,2025

Upstudy AI Solution

Tutor-Verified Answer

Answer

Las soluciones son , , y .

Solution

Consideremos el siguiente sistema de ecuaciones:
Paso 1. Expresar en función de y :
De la ecuación (1) se tiene:
Paso 2. Sustituir en la ecuación (2):
Sustituimos en (2):
Desarrollamos la ecuación:
Combinamos términos semejantes:
Aislamos la combinación de y :
Paso 3. Sustituir en la ecuación (3):
Sustituimos en (3):
Desarrollamos:
Combinamos términos semejantes:
Isolamos los términos con y :
Multiplicamos toda la ecuación por :
Paso 4. Sustituir la relación (A) en la ecuación (B):
De (A) sabemos que . Sustituimos este valor en (B):
Desarrollamos:
Combinamos términos semejantes:
Aislamos :
Paso 5. Encontrar :
Utilizamos la ecuación (A):
Expresamos con denominador 2:
Paso 6. Encontrar :
Utilizando la expresión de encontrada en el Paso 1:
Respuesta final:

Answered by UpStudy AI and reviewed by a Professional Tutor

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Bonus Knowledge

To solve the system of equations provided, you can use methods like substitution, elimination, or matrix techniques. Start with the first equation and express one variable in terms of the others. For example, from , you can express . Substitute this expression into the other two equations and simplify to find values for and . Once you find and , use them to calculate .
Here’s a quick tip: Always double-check your arithmetic at each step to avoid small errors that can lead to incorrect results. It’s easy to mix up signs or coefficients in the heat of solving!

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