Since is constant with respect to , the derivative of with respect to is .

To apply the Chain Rule, set as .

Differentiate using the Exponential Rule which states that is where =.

Replace all occurrences of with .

Since is constant with respect to , the derivative of with respect to is .

Multiply by .

Differentiate using the Power Rule which states that is where .

Multiply by .

Find the Derivative f(x)=-5e^(-4x)