Question

in what ratio does the point(-4,b) divide the line segment joining the points P(2,-2) and Q(14,-6)? also find b.

Answer 1

P(2,-2)________Q(14,-6)

K(-4,B)

LET RATIO =K:1

BY SECTION FORMULA

(14K+2/K+1 , -6K-2/K+1) = (-4,B)

ATQ.

14K+2/K+1= -4.

k= -3/5

ATQ

-6K-2/K+1 = B

PUTTING K