Math Problem Statement

連立方程式x^x×x^y=y^12 y^x×y^y=x^3をx>0 y>0の範囲で解いてください

Solution

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Math Problem Analysis

Mathematical Concepts

Exponential Equations
Systems of Equations
Logarithmic Functions

Formulas

x^x × x^y = y^12
y^x × y^y = x^3
logarithmic transformation: (x + y) ln(x) = 12 ln(y)
(x + y) ln(y) = 3 ln(x)

Theorems

Logarithmic Properties
Newton's Method (Numerical Solutions)

Suitable Grade Level

Advanced High School or Early University (Grades 11-12, University 1st year)