04:11:00
Q.No. 12 of Exercise 10.1 of Class 11th
A line passes through (x,y) and (h,k). If the slope of the line is m, Show that k-y = m(h-x).
Sol :
Slope of the line joining the points A(x,y) and B(h,k)
=k-y/h-x = m {Given}
Or, k-y = m(h-x) {By Cross multiplication}
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