defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Differential Calculus Applications of Derivatives
यदि फलन f(x) = \(\frac{7}{3}x^3+\frac{α}{x^7}\) , x > 0 का न्यूनतम मान 7 है, तो α का मान है:
1
210
2
(2.1)10/3
3
(3.6)5/3
4
(4.5)8/3