Differentiate with respect to xxx,
e3x(cos2x+sinx)e^{3x}(\cos 2x + \sin x)e3x(cos2x+sinx)
ln(sinx)\ln(\sin x)ln(sinx)
50 exam-style questions on OCR (MEI) A Level Maths 1.9.14 Chain rule (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.