Section 3.12
Higher Order Derivatives
Since the derivative is itself a function, we can differentiate it again to find acceleration, concavity, and more.
1
Derivatives of Derivatives
First
Slope
Velocity
Second
Concavity
Acceleration
Third
Jerk
(Change in accel)
Visualizing Concavity
Higher Order Derivatives
Drag the slider to analyze the stack of derivatives.
f(x) Position
f'(x) Velocity
f''(x) Acceleration
2
Worked Example
Find the second derivative of .
First Derivative
Second Derivative
Differentiate again:
3
Real Life: Velocity & Acceleration
A drone's altitude (in meters) after seconds is given by . Find its velocity and acceleration at .
1. Velocity (First Deriv)
Rate of change of position.
2. Acceleration (Second Deriv)
Rate of change of velocity.
3. Evaluate at t = 3
Velocity
Moving up slowly.
Acceleration
Speeding up (pushing up).
5
Practice Quiz
Loading...