Shhhh! Don't give me the hint

Algebra Level 3

For positive real numbers \(a,b,c,d,\) find the minimum value of the following expression:

\[\displaystyle (a+b+c+d)\Bigl( \dfrac{25}{a} + \dfrac{36}{b} +\dfrac{81}{c} +\dfrac{144}{d} \Bigr). \]

×

Problem Loading...

Note Loading...

Set Loading...