defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Differential Calculus First Principles of Derivatives
यदि f(x) = x3sinx है तो f'(x) का मान ज्ञात कीजिए।
1
(x cos x + 3sin x)
2
x2sin x)
3
x2(x cos x + 3sin x)
4
x2 cos x