Find the total differential of 
.
Definitions:
Positron-Emission Tomography
A diagnostic imaging technique that uses radioactive substances to visualize and measure changes in metabolic processes.
Biochemical Activity
The chemical processes and reactions that occur within living organisms.
Radioactive Element
An element that spontaneously emits radiation as a result of the decay of its atomic nuclei.
Brain Stem
The part of the brain connecting the spinal cord with the forebrain and cerebrum, controlling basic life functions.
Q6: Set up and evaluate the integral <img
Q18: Use an appropriate coordinate system to compute
Q40: An observer, standing on level ground, 115
Q42: Prove that the limit is correct using
Q42: Compute the work done by the force
Q52: Compute <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2342/.jpg" alt="Compute or
Q64: Identify and sketch a graph of the
Q77: Find the surface area of the portion
Q84: Use Lagrange multipliers to find the maximum
Q93: Find the limit if it exists. <img