1- Find the derivative of the function y= (4x+5)^3(3x+1)^-5 dy/dx=

2-F(z)= (2z+e^-z^2)^3 Find the derivative of the following function.

3-The weight of cactus wrens in grams has been found to fit the logistic function with k=0.0125 and the age in days . the intial weight is 2.34 g and the maximum size is 31.2 g

a)find the growth function G(G) for cactus wrens

Find the weight and rate of growth at the following times b) 1 day, c) 4 days, d)11 days e)what happens to the rate of growth over time