If a > 1, b > 1, c > 1, d > 1, then the minimum value of _b a + _a b + _d c + _c d is

JEE Main Mathematics question

If , , , , then the minimum value of is

Answer: (D)

Since , and , so by AMGM. In

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-013089