A curve has the equation 3cosy−3sinx=−4.53 \cos y - 3 \sin x = -4.53cosy−3sinx=−4.5 where 0≤x≤π 0 \leq x \leq \pi\,0≤x≤π and 0≤y≤π0 \leq y \leq \pi0≤y≤π.
Find an expression for dydx\displaystyle \frac{dy}{dx}dxdy
Find the coordinates of the point where dydx=0\displaystyle \frac{dy}{dx} = 0dxdy=0
375 exam-style questions on AQA A Level Maths 1.10 G: Differentiation, covering 1.10.1 The derivative and second derivative, 1.10.2 Differentiating standard functions, 1.10.3 Applications of differentiation, 1.10.4 Product, quotient and chain rules (A-level only), 1.10.5 Implicit and parametric differentiation (A-level only), and 1.10.6 Constructing differential equations (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.