Calculus
# Calculus Warmups

Every time Pinocchio tells a lie, his nose grows one inch longer.

When he left this morning, Pinocchio's nose was only 3 inches long. However, when he arrived home for dinner, his creator Geppetto noticed that his nose was now 9 inches long.

How many lies did Pinocchio tell while he was away?

The above shows the profile of the Hoosac Mountain. Between which points is the slope the steepest?

What is the slope of the line tangent to the parabola shown in the figure above?

Evaluate

$\displaystyle \lim_{x \to \infty} \frac {1}{x}$