defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Differential Calculus Applications of Derivatives
If the minimum value of the fucntion f(x) = \(\frac{7}{3}x^3+\frac{α}{x^7}\), x > 0 is 7, the value of α is
1
210
2
(2.1)10/3
3
(3.6)5/3
4
(4.5)8/3