Question

$\: y = ( \frac{ \sin(x) }{ {x}^{3} }) \: find \: \frac{dy}{dx}.$
Please give step by step solution.​

Answer 1

Answer:

By using division rule...

So, dy/dx = x³ × cosx - 3x² × sinx

(x³)²

= x²(x × cosx - 3sinx)

x⁶

= x × cosx - 3sinx

x⁴