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View Article  Velocity
An object moves in a wind tunnel along a straight line path so that the distance in feet it has traveled after t seconds is given by s=20t-t3/2

(1) What is the average velocity of the object during the time interval [2.5,5.4]?

(2) What is the instantaneous velocity at time t = 3 seconds?
View Article  Derivatives
Determine a so that f(x) is continuous at every point:




View Article  Power Substitution
Integrate the following



*HINT - Remove the ``outside" square root first and use the power substitution
View Article  Logarithmic Differentiation
Consider the function



Determine the slope of the line perpendicular to the graph of f at x=1 .
View Article  Squeeze Principle
Given that:



Show that f is continuous at x=0