Home/Calculus II/Polar coordinates/SlopeSection 13.1SlopeIf r=r(θ)r=r(\theta)r=r(θ):Copy LaTeXdydx=r′(θ)sinθ+r(θ)cosθr′(θ)cosθ−r(θ)sinθ.\frac{dy}{dx} =\frac{r'(\theta)\sin\theta+r(\theta)\cos\theta} {r'(\theta)\cos\theta-r(\theta)\sin\theta}.dxdy=r′(θ)cosθ−r(θ)sinθr′(θ)sinθ+r(θ)cosθ.View detail →
If r=r(θ)r=r(\theta)r=r(θ):Copy LaTeXdydx=r′(θ)sinθ+r(θ)cosθr′(θ)cosθ−r(θ)sinθ.\frac{dy}{dx} =\frac{r'(\theta)\sin\theta+r(\theta)\cos\theta} {r'(\theta)\cos\theta-r(\theta)\sin\theta}.dxdy=r′(θ)cosθ−r(θ)sinθr′(θ)sinθ+r(θ)cosθ.View detail →