Proving Inequality: $a^{2a}b^{2b}c^{2c} > a^{b+c}b^{c+a}c^{a+b}$

In summary, the purpose of proving this inequality is to establish a mathematical relationship between the variables a, b, and c and show that the left side is always greater than the right side. This can be proven using various mathematical techniques such as logarithms, calculus, or algebraic manipulation. There are no exceptions to this inequality, and it holds true for all real values of a, b, and c as long as they are positive. The implications of this inequality are vast, including its applications in mathematics, economics, physics, and engineering. Additionally, this inequality can be generalized to include any number of variables, but the complexity of the proof may vary.
  • #1
Albert1
1,221
0
given:$a>b>c>0$

prove:$a^{2a}b^{2b}c^{2c}>a^{b+c}b^{c+a}c^{a+b}$
 
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  • #2
Albert said:
given:$a>b>c>0$

prove:$a^{2a}b^{2b}c^{2c}>a^{b+c}b^{c+a}c^{a+b}$

Dividing both sides of the inequality by the expression on the right gives an equivalent inequality

$\displaystyle \left(\frac{a}{b}\right)^{a-b} \left(\frac{b}{c}\right)^{b-c} \left(\frac{a}{c}\right)^{a-c} > 1$,

which holds since the bases $\frac{a}{b}, \frac{b}{c}, \frac{a}{c}$ are all greater than 1 and the exponents $a-b, b-c, a-c$ are all positive.
 
  • #3
Euge said:
Dividing both sides of the inequality by the expression on the right gives an equivalent inequality

$\displaystyle \left(\frac{a}{b}\right)^{a-b} \left(\frac{b}{c}\right)^{b-c} \left(\frac{a}{c}\right)^{a-c} > 1$,

which holds since the bases $\frac{a}{b}, \frac{b}{c}, \frac{a}{c}$ are all greater than 1 and the exponents $a-b, b-c, a-c$ are all positive.
very good ,you got it !
 

FAQ: Proving Inequality: $a^{2a}b^{2b}c^{2c} > a^{b+c}b^{c+a}c^{a+b}$

What is the purpose of proving this inequality?

The purpose of proving this inequality is to establish a mathematical relationship between the variables a, b, and c, and to show that the left side of the inequality is always greater than the right side.

How can this inequality be proven?

This inequality can be proven using various mathematical techniques such as logarithms, calculus, or algebraic manipulation. The specific method may vary depending on the level of complexity and the desired level of rigor.

Are there any exceptions to this inequality?

No, there are no exceptions to this inequality. It holds true for all real values of a, b, and c, as long as they are positive.

What are the implications of this inequality?

This inequality has various implications in mathematics, including in the study of inequalities, exponential functions, and optimization. It also has practical applications in fields such as economics, physics, and engineering.

Can this inequality be generalized to include more variables?

Yes, this inequality can be generalized to include any number of variables. However, the complexity of the proof and the specific form of the inequality may vary depending on the number of variables.

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