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Equation Of A Straight Line

Vijaya Kumar Jayanthi
23/10/2017 0 0

The line equation passing through A (a, b) and B (c, d) is equal to =

(x - a)(b - d) - (y - b)(a - c) = 0.

For example: line equation passing through the points (1, 1)and (0, 0) is =

(x - 1)(1 - 0) - (y - 1)(1 - 0) = 0

x - 1 - y + 1 = 0

x + Y = 0.

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