Question Function Find the first partial derivative with respect to d Find the first partial derivative with respect to r ∂d∂v=er Simplify v=edrFind the first partial derivative by treating the variable r as a constant and differentiating with respect to d ∂d∂v=∂d∂(edr)Use differentiation rule ∂x∂(cf(x))=c×∂x∂(f(x)) ∂d∂v=er×∂d∂(d)Use ∂x∂xn=nxn−1 to find derivative ∂d∂v=er×1Solution ∂d∂v=er Show Solution Solve the equation Solve for d Solve for r d=erv Evaluate v=edrRewrite the expression v=erdSwap the sides of the equation erd=vDivide both sides ererd=ervSolution d=erv Show Solution