Calculus/Differentiation/Basics of Differentiation/Solutions

Implicit Differentiation
Use implicit differentiation to find y'

Logarithmic Differentiation
Use logarithmic differentiation to find $$\frac{dy}{dx}$$:

Equation of Tangent Line
For each function, $$f$$, (a) determine for what values of $$x$$ the tangent line to $$f$$ is horizontal and (b) find an equation of the tangent line to $$f$$ at the given point.