# How do you differentiate #(e^y)(cos(x))=1+sin(xy)#?

##### 1 Answer

May 11, 2018

#### Explanation:

Given that,

Applying the **Product Rule,** and, the **Chain Rule,** we have,

**as desired!**

May 11, 2018

Given that,

Applying the **Product Rule,** and, the **Chain Rule,** we have,

**as desired!**