Understanding Graphs and Functions

The video tutorial explores practical applications of function representations, including words, equations, tables, and graphs. It provides three examples: Elena's piggy bank, Reyna's fish tank, and Ben's bowling cost. Each example demonstrates how to convert between different representations and emphasizes the importance of understanding the context to accurately depict scenarios. The video concludes with a call to action for viewers to engage with the content.

What is the initial amount of money in Elena's piggy bank?

• $3

• $2

• $1

• $0

How much money does Elena add to her piggy bank each week?

• $1.00

• $1.50

• $0.50

• $0.25

Why should the points on Elena's graph not be connected with a line?

• Because the points are incorrect

• Because the graph is not linear

• Because she adds money weekly

• Because she adds money daily

What does the equation f = 20 - 4d represent in Rayna's fish tank example?

• Adding fish to the tank

• Removing fish from the tank

• Feeding fish in the tank

• Cleaning the tank

How many fish does Rayna start with in her tank?

• 15

• 10

• 25

• 20

What happens if you choose a value for days that results in negative fish?

• The graph will show negative fish

• The point cannot be plotted

• The equation is incorrect

• The fish tank is empty

What is the fixed cost in Ben's bowling example?

• $5 for shoe rental

• $4 for shoe rental

• $3 for shoe rental

• $2 for shoe rental

How much does each game cost Ben in the bowling example?

• $5

• $3

• $4

• $2

What is the total cost for Ben if he plays 2 games?

• $11

• $12

• $13

• $10

What is the importance of reading the title and subtitles of a graph?

• To understand the graph's scale

• To know the graph's creator

• To identify the x and y variables

• To determine the graph's color scheme