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A line passes through (x1,y1) and (h,k)....

A line passes through `(x_1,y_1)` and (h,k). if the slope of the line is m, show that `k - y_1 = m(h-x_1)`

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A N EXCEL PUBLICATION-STRAIGHT LINES-QUESTION BANK
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  14. If the lines passing through (3,y) and (2,7) are perpendicular find th...

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