Question Function Find the first partial derivative with respect to j Find the first partial derivative with respect to k ∂j∂r=−1 Evaluate r=i2j−kEvaluate the power r=−j−kFind the first partial derivative by treating the variable k as a constant and differentiating with respect to j ∂j∂r=∂j∂(−j−k)Use differentiation rule ∂x∂(f(x)±g(x))=∂x∂(f(x))±∂x∂(g(x)) ∂j∂r=−∂j∂(j)−∂j∂(k)Use ∂x∂xn=nxn−1 to find derivative ∂j∂r=−1−∂j∂(k)Use ∂x∂(c)=0 to find derivative ∂j∂r=−1−0Solution ∂j∂r=−1 Show Solution Solve the equation Solve for j Solve for k Solve for r j=−r−k Evaluate r=i2j−kEvaluate the power r=−j−kSwap the sides of the equation −j−k=rMove the expression to the right-hand side and change its sign −j=r+kSolution j=−r−k Show Solution
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