## PRACTICE PROBLEM SET 12 Now try these problems on your own

MATHEMATICS · Subjective · AP · Calculus AB · Contextual Applications of Differentiation · Contextual Applications of Differentiation

Problem

## PRACTICE PROBLEM SET 12 Now try these problems on your own. The answers are in Chapter 23, starting on page 504. 7. A 6-foot-tall woman is walking at the rate of 4ft/sec4 \mathrm{ft} / \mathrm{sec} away from a street lamp that is 24 ft tall. How fast is the length of her shadow changing?

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