Math Problem Statement
For the position function (1) = -16t^2 + 103t, complete the following table with the appropriate average velocities. Then make a conjecture about the value of the instantaneous velocity at t = 1. Time Interval Average Velocity [1, 2] [1, 1.5] [1, 1.1] [1, 1.01] [1, 1.001] Complete the following table.
Solution
To complete the table, we need to calculate the average velocity over each time interval using the position function . The average velocity over an interval is given by:
First, let's calculate the position at :
Now, for each value in the table, we calculate , then use the formula above to find the average velocity.
For :
For :
For :
For :
For :
Table of Average Velocities
Time Interval | Average Velocity (units/time) |
---|---|
[1, 2] | 55 |
[1, 1.5] | 63 |
[1, 1.1] | 69.4 |
[1, 1.01] | 69.16 |
[1, 1.001] | 70.984 |
Conjecture about the Instantaneous Velocity at :
The instantaneous velocity at appears to be approaching a value close to 71 units/time as gets closer to 1.
Would you like more details or have any questions?
Here are 5 related questions for further exploration:
- How do you calculate the instantaneous velocity at using calculus?
- What does the average velocity over an interval tell us about the motion of an object?
- How does the concept of a derivative relate to instantaneous velocity?
- What happens to the average velocity as the interval gets infinitely small?
- How would the velocity change if the position function had a different form?
Tip: Remember, the average velocity over smaller intervals approximates the instantaneous velocity more closely. The derivative is the exact measure of instantaneous velocity at a point.
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Math Problem Analysis
Mathematical Concepts
Calculus
Average Velocity
Instantaneous Velocity
Limits
Quadratic Functions
Formulas
Average Velocity Formula: v_avg = (s(t) - s(1)) / (t - 1)
Position Function: s(t) = -16t^2 + 103t
Theorems
Concept of Derivatives as Instantaneous Rate of Change
Limit Definition of Derivative
Suitable Grade Level
Grades 11-12
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