Reading Questions 1.3 and 1.4

Reading Questions for Section 1.3 and 1.4 Name _______________

Bring this completed sheet with you to class Wednesday, January 17 to receive participation credit.

1. On page 20, the text writes a linear function as y = b + mx. Why is it given THIS way? (Select one)

Alphabetical order on the right side.
b is the initial value and m tells how fast the line is climbing or falling.
The author team is from the East Coast. Everything is done differently there.
Just to screw you up.

2-6: Look at the table and graph on page 27 for the velocity of the grapefruit as it is thrown in the air vs. time
from Section 1.4 Example 1.

2. What is the value of the average rate of change? _________ ft/sec per second.

3. What is the value of the vertical intercept? _________

4. What is the value of the horizontal intercept? _________

5. What is the meaning of the vertical intercept? (Select one)

The initial height of the grapefruit when it was dropped.

The price of grapefruit.

Initial velocity of the grapefruit.

How long it took to hit the ground.

6. What is the meaning of the horizontal intercept? (Select one)

Velocity when it went splat.

How long until the grapefruit stopped rising and started falling.

Initial velocity of the grapefruit.

How long it took to hit the ground.