Here are the essential concepts you must grasp in order to answer the question correctly.
Point-Slope Form
Point-slope form of a linear equation is expressed as y - y1 = m(x - x1), where (x1, y1) is a point on the line and m is the slope. This form is particularly useful for writing equations when you know a point on the line and the slope, allowing for quick derivation of the line's equation.
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Slope-Intercept Form
Slope-intercept form is given by the equation y = mx + b, where m represents the slope and b is the y-intercept. This format is beneficial for easily identifying the slope and where the line crosses the y-axis, making it straightforward to graph the line.
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Calculating Slope
The slope of a line measures its steepness and is calculated as the change in y divided by the change in x (m = (y2 - y1) / (x2 - x1)). For the points (-2, 0) and (0, 2), the slope can be determined, which is essential for both point-slope and slope-intercept forms of the equation.
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