Solve it plzzz

3. You are Operating a widget factory that has the following production function y = mm) = Lard where y is the number of widgets produced, L is the amount of labor employed, and K is the amount of capital employed. (a) Derive an expression for the iSOquant for 4 widgets. Express K as a function of L and the level of output. (b) Use the expression that you derived in Part a to list 3 different input bundles that produce exactly 4 units of output. (c) Say that you currently use 4 units of K and 4 units of L to produce widgets. What is the technical rate of substitution between K and L at this input bundle