Mathematics
In what ratio is the line joining A(0, 3) and B (4, -1) divided by the x-axis ?
Write the co-ordinates of the point where AB intersects the x-axis.
Section Formula
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Answer
Let AB intersect x-axis at P. So, co-ordinates of P = (x, 0).
Let ratio be m1 : m2.
By section formula,
m1 : m2 = 3 : 1.
P = (x, 0) = (3, 0).
Hence, co-ordinates of P = (3, 0) and ratio = 3 : 1.
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