1. **State the problem:** We have two linear relationships:
- Relationship R: $$0.2x - 0.01y = 0.03$$
- Relationship W: given by points \((x, y)\) in the table:
\(-2, -18\), \(-1, -13\), \(0, -8\), \(1, -3\), \(2, 2\).
We need to find the slope and y-intercept of both relationships and verify the statements about which has the largest slope and y-intercept, and the behavior of relationship W as $$x \to \infty$$.
2. **Find slope and y-intercept of relationship R:**
Start with the equation:
$$0.2x - 0.01y = 0.03$$
Solve for $$y$$:
$$-0.01y = 0.03 - 0.2x$$
$$y = \frac{0.03 - 0.2x}{-0.01}$$
Divide numerator and denominator:
$$y = \frac{0.03}{-0.01} - \frac{0.2x}{-0.01}$$
$$y = -3 + 20x$$
So, the slope $$m_R = 20$$ and the y-intercept $$b_R = -3$$.
3. **Find slope and y-intercept of relationship W:**
Use two points from the table, for example \((x_1, y_1) = (-2, -18)\) and \((x_2, y_2) = (-1, -13)\).
Slope formula:
$$m_W = \frac{y_2 - y_1}{x_2 - x_1} = \frac{-13 - (-18)}{-1 - (-2)} = \frac{5}{1} = 5$$
Use point-slope form to find y-intercept $$b_W$$ using point \((0, -8)\):
$$y = mx + b$$
$$-8 = 5 \times 0 + b$$
$$b = -8$$
So, slope $$m_W = 5$$ and y-intercept $$b_W = -8$$.
4. **Compare slopes and y-intercepts:**
- $$m_R = 20$$ vs $$m_W = 5$$, so relationship R has the larger slope.
- $$b_R = -3$$ vs $$b_W = -8$$, so relationship R has the larger y-intercept.
5. **Behavior as $$x \to \infty$$ for relationship W:**
Since $$m_W = 5 > 0$$, as $$x \to \infty$$, $$y = 5x - 8 \to \infty$$.
**Final answers:**
- Linear relationship R has the largest slope.
- Linear relationship R has the largest y-intercept.
- As $$x \to \infty$$, $$y \to \infty$$ for linear relationship W.
Linear Relationships 2Faa97
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