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6th Edition

Stewart + 5 others

Publisher: Cengage Learning

ISBN: 9780840068071

Chapter 2.3, Problem 47E

(a)

To determine

**To find: **The intervals on which the function

Expert Solution

The intervals on which the function

**Given information:**

The graph shows the depth of water

**Calculation:**

As observed from the graph, the depth of water increases in first

So, the function

Therefore, the intervals on which the function

(b)

To determine

**To find: **The value of

Expert Solution

The value of

**Given information:**

The graph shows the depth of water

**Calculation:**

As observed from the graph, the function achieves the maximum depth of water at

So, the function

Therefore, the value of