Math, asked by bijaya5620, 9 months ago

Find all he co ordinate of the points which divide internally and externally the line joining (1,_-3)&(-3,9)in the ratio 1:3

Answers

Answered by lalkarindia
0

Answer:

Solve it by section formula

I am assuming that you know section formula

M1:m2 = 1:3

(1,-3) = (x1, y1)

(-3,9) = (x2, y2)

[x2 * m1 + m2 * x1/m1+m2, y2 *m1 + y1*m2/m1+m2]

[-3 * 1 + 3*1 / 1+3, 9*1 + - 3*3/1+3]

[-3+3/4, 9-9/4]

[0,0]

That means it is located at the origin.

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