# How do you find #(d^2y)/(dx^2)# for #5x^3=4y^2+4#?

##### 1 Answer

Jun 29, 2017

#### Explanation:

We use chain rule and product rule.

As

**.............(A)**

i.e.

differentiating (A) further, we get

or

or

or

#=(15x)/(4y)-(225x^4)/(64y^3)#