2.1.5 Exercises '1. Derivativepf auoower function; {ind the derivative ofy = 215/15. ._ d: _ [Activate 2. Derivative of a rational function. 1 Find the derivative of z) = 1' 2: HI) = Activate. 3. Derivative of a root function. Find the derivative of y= _ d: # Activate 4. Derivative of a quadratic. Find the derivative of t) = 3152 7t + 2. fit) = Activate 5. Derivative of a sum of power functions. Find the derivative ofy = ts Six/E + 1}. E F d: _ Activate 6. Simplifying a product before differentiating. Find the derivative ofy = Jam\" + 9). _ dx _ Activate 7. Simplifying a quotient before differentiating. 6 Find the derivative ofy = a: + 9 . :1: _ dsc _