Engineering
Mathematics
Various Form of a Straight Line
Question

If a straight line passing through the point P(–3, 4) is such that its intercepted portion between the coordinate axes is bisected at P, then its equation is

4x + 3y = 0

3x – 4y + 25 = 0

4x – 3y + 24 = 0

x – y + 7 = 0

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Solution

Let the line bexa+yb=1

(−3, 4)=(a2,b2)

a = –6,  b = 8

4x – 3y + 24 =0