Question Function Find the first partial derivative with respect to r Find the first partial derivative with respect to c ∂r∂τ=c Simplify τ=rcFind the first partial derivative by treating the variable c as a constant and differentiating with respect to r ∂r∂τ=∂r∂(rc)Use differentiation rule ∂x∂(cf(x))=c×∂x∂(f(x)) ∂r∂τ=c×∂r∂(r)Use ∂x∂xn=nxn−1 to find derivative ∂r∂τ=c×1Solution ∂r∂τ=c Show Solution Solve the equation Solve for τ Solve for c Solve for r τ=cr Evaluate τ=rcSolution τ=cr Show Solution
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