Second derivatives
Second derivatives
4 marks
TGM Original
Given y=ln(2 x + 1), x>- 12, find dydx and d2ydx2.
Solution:
Solution locked
680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.
Create a free account to practise similar questions.
Answer:\(\dfrac{\mathrm{d}y}{\mathrm{d}x}=\dfrac{2}{2 x + 1}\); \(\dfrac{\mathrm{d}^2y}{\mathrm{d}x^2}=- \dfrac{4}{\left(2 x + 1\right)^{2}}\)
Need help? Join our JC Math tuition classes.
Learn more