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6th Edition

Stewart + 5 others

Publisher: Cengage Learning

ISBN: 9780840068071

Chapter 2.1, Problem 77E

(a)

To determine

**To find:** The internet bookstore charges at given orders.

Expert Solution

Internet bookstore charges at order

The given function is,

Function for order

Substitute
*x* in the above function to find the value of

So, internet bookstore charges at order

Function for order

Substitute
*x* in the above function to find the value of

So, internet bookstore charges at order

Function for order

Substitute
*x* in the above function to find the value of

So, internet bookstore charges at order

Function for order

Substitute
*x* in the above function to find the value of

So, internet bookstore charges at order

Hence, internet bookstore charges at order

(b)

To determine

**To explain:** Answer represent in part (a).

Expert Solution

There are no shipping charges at order $100 or more than $100.

From part (a),

Internet bookstore charges at order

There are no shipping charges at order $100 or more than $100.