Given that
y=4x3−1+2x12,x>0, y = 4x^3 - 1 + 2x^{\frac{1}{2}}, \quad x > 0, y=4x3−1+2x21,x>0,find dydx\displaystyle \frac{dy}{dx}dxdy.
Practise Edexcel A Level Old Maths Differentiation and Integration 1 with exam-style questions for A Level Old Maths. 19 questions, matched to the Edexcel A Level Old Maths (9371) specification and written in Unit exams C1, C2, C3 and C4 plus two applied units (e.g. S1 and M1) style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.