The interpretation of f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q = f ( p ) . Also, f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 .

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Answer 1

Question

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

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The graph of f(x) is given below. Select each true statement about the continuity of f(x) at x = 1. Select all that apply: ☐ f(x) is not continuous at x = 1 because it is not defined at x = 1. ☐ f(x) is not continuous at x = 1 because lim f(x) does not exist. x+1 ☐ f(x) is not continuous at x = 1 because lim f(x) ‡ f(1). x+→1 ☐ f(x) is continuous at x = 1.

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Answer 2

Question

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

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Answer 3

Question

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

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Answer 4

Question

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

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Answer 5

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Answer 6

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

Answer 7

Chapter 3.4, Problem 45P

(a)

To determine

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

Answer 8

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Answer 9

(b)

To determine

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Answer 10

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Answer 11

(c)

To determine

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Answer 12

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Answer 13

Expert Solution & Answer

Answer 14

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Answer 15

Ch. 3.1 - Prob. 1P Ch. 3.1 - Prob. 2P Ch. 3.1 - Prob. 3P Ch. 3.1 - Prob. 4P Ch. 3.1 - Prob. 5P Ch. 3.1 - Prob. 6P Ch. 3.1 - Prob. 7P Ch. 3.1 - Prob. 8P Ch. 3.1 - Prob. 9P Ch. 3.1 - Prob. 10P

The interpretation of f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q = f ( p ) . Also, f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 .

Concept explainers

Videos

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

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Chapter 3 Solutions

The interpretation of f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q = f ( p ) . Also, f ( 140 ) = 15 , 000 and f ′ ( 140 ) = − 100 .

Concept explainers

Videos

To find: The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

To calculate: The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

To find: The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

Want to see the full answer?

Chapter 3 Solutions

To find:

The interpretation of f(140)=15,000 and f′(140)=−100 about the sales of skateboard if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100.

To calculate:

The revenue earned R if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.

To find:

The sign of dRdp|p=140 if q is the demand of the skateboards at a selling price p in dollars and q=f(p). Also, f(140)=15,000 and f′(140)=−100. The price of one skateboard is $140.