III. Solve using a system of equations.neeitib 9ewlt gnoms be129vni 26w 000,S2 to sontherni nA (8 6.) The height at time t of an object that is moving in a vertical line with constant acceleration, a, is given by the position equation S = ½ at2 + vot + So. The height, s, is measured in feet, the acceleration, a, is measured in feet/sec?, t is measured in seconds, v, is the initial velocity (t = 0), and s, is the initial height (t = 0). Find the values of a, vo, and s, if s 52 att 1, s = 52 at t 2, and s = 20 att 3, and interpret the result.

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Chapter1: Functions And Models
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### Solving a System of Equations for Vertical Motion

**Problem Statement:**

The height at time \( t \) of an object moving in a vertical line with constant acceleration \( a \) is given by the position equation:

\[ S = \frac{1}{2} a t^2 + v_0 t + s_0 \]

Where:
- \( S \) is the height in feet.
- \( a \) is the acceleration in feet per second squared (\( \text{ft/s}^2 \)).
- \( t \) is the time in seconds.
- \( v_0 \) is the initial velocity (when \( t = 0 \)).
- \( s_0 \) is the initial height (when \( t = 0 \)).

Given values:
- \( S = 52 \) at \( t = 1 \)
- \( S = 52 \) at \( t = 2 \)
- \( S = 20 \) at \( t = 3 \)

**Objective:**

Find the values of \( a \), \( v_0 \), and \( s_0 \), and interpret the result.

**Explanation:**

The problem provides conditions at three different times which will help us set up a system of equations. 

1. At \( t = 1 \), the equation becomes:
   \[
   52 = \frac{1}{2}a(1)^2 + v_0(1) + s_0
   \]

2. At \( t = 2 \), the equation becomes:
   \[
   52 = \frac{1}{2}a(2)^2 + v_0(2) + s_0
   \]

3. At \( t = 3 \), the equation becomes:
   \[
   20 = \frac{1}{2}a(3)^2 + v_0(3) + s_0
   \]

Using these equations, you can solve for the unknowns \( a \), \( v_0 \), and \( s_0 \) by substituting and eliminating variables as needed.

**Note:**

This problem explores the dynamics of vertical motion under constant acceleration—a fundamental concept in physics involving kinematic equations. Solving such systems develops problem-solving skills and understanding of mathematical modeling in physics contexts.
Transcribed Image Text:### Solving a System of Equations for Vertical Motion **Problem Statement:** The height at time \( t \) of an object moving in a vertical line with constant acceleration \( a \) is given by the position equation: \[ S = \frac{1}{2} a t^2 + v_0 t + s_0 \] Where: - \( S \) is the height in feet. - \( a \) is the acceleration in feet per second squared (\( \text{ft/s}^2 \)). - \( t \) is the time in seconds. - \( v_0 \) is the initial velocity (when \( t = 0 \)). - \( s_0 \) is the initial height (when \( t = 0 \)). Given values: - \( S = 52 \) at \( t = 1 \) - \( S = 52 \) at \( t = 2 \) - \( S = 20 \) at \( t = 3 \) **Objective:** Find the values of \( a \), \( v_0 \), and \( s_0 \), and interpret the result. **Explanation:** The problem provides conditions at three different times which will help us set up a system of equations. 1. At \( t = 1 \), the equation becomes: \[ 52 = \frac{1}{2}a(1)^2 + v_0(1) + s_0 \] 2. At \( t = 2 \), the equation becomes: \[ 52 = \frac{1}{2}a(2)^2 + v_0(2) + s_0 \] 3. At \( t = 3 \), the equation becomes: \[ 20 = \frac{1}{2}a(3)^2 + v_0(3) + s_0 \] Using these equations, you can solve for the unknowns \( a \), \( v_0 \), and \( s_0 \) by substituting and eliminating variables as needed. **Note:** This problem explores the dynamics of vertical motion under constant acceleration—a fundamental concept in physics involving kinematic equations. Solving such systems develops problem-solving skills and understanding of mathematical modeling in physics contexts.
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