Question

If the minimum value of $f(x)=\frac{5 x^2}{2}+\frac{\alpha}{x^5}, x>0$, is 14 , then the value of $\alpha$ is equal to:

• A. 32
• B. 64
• C. 128
• D. 256

Answer 1

Answer: (C)

128

Answer 2

The correct option will be (C): 128