Question Function Find the first partial derivative with respect to U Find the first partial derivative with respect to I ∂U∂S=I Simplify S=UIFind the first partial derivative by treating the variable I as a constant and differentiating with respect to U ∂U∂S=∂U∂(UI)Use differentiation rule ∂x∂(cf(x))=c×∂x∂(f(x)) ∂U∂S=I×∂U∂(U)Use ∂x∂xn=nxn−1 to find derivative ∂U∂S=I×1Solution ∂U∂S=I Show Solution Solve the equation Solve for I Solve for S Solve for U I=US Evaluate S=UISwap the sides of the equation UI=SDivide both sides UUI=USSolution I=US Show Solution