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Conditions for Parallel and Perpendicular Lines

Find the slop...

Question

Find the slope of a line which passes through the points
$(1, - 3)$ and $(- 1, - 1)$

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Solution

we have slope = $\frac{Y_{b} - Y_{a}}{X_{b} - X_{a}} = \frac{- 1 - (- 3)}{- 1 - 1} = \frac{2}{- 2} = - 1$

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Conditions for Parallel and Perpendicular Lines

Standard X Mathematics

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