19. In what ratio does the point P(3,-2) divides the line segment joining the points (-3, 6) and
(9,-10)
Answers
Answered by
1
Answer:
(2:1)
Step-by-step explanation:
given,
P(-3,6) Q(9,-10)
LET THE DIVIDING POINT BE X(3,-2
Let the ratio be m1:m2
(3,-2)=. ( m1(9)+m2(-3) )/m1+m2.,m1(-10)+m2(6))/m1+m2
so 3(m1+m2)=9m1-3m2->(1)
-2(m1+m2)= -10m1+6m2->(2)
3m1+3m2=9m1-3m2
6m1=12m2
m1:m2=2:1
so the ratio is (2:1)
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