## anonymous one year ago A point Q on a segment with endpoints A(2, −1) and C(4, 2) partitions the segment in a 3:1 ratio. Find Q. You must show all work to receive credit.

1. anonymous

@jigglypuff314

2. anonymous

@ganeshie8

3. ganeshie8

you may use section formula |dw:1434571948424:dw|

4. ganeshie8

|dw:1434572051796:dw|

5. ganeshie8

plug them in

6. anonymous

i dont know how to plug them in

7. ganeshie8

replace m by 3 replace n by 1 replace x1 by 2 replace y1 by -1 etc

8. ganeshie8
9. anonymous

oh ok i understand now (: give me one second (:

10. ganeshie8

take ur time :)

11. anonymous

here u are @ganeshie8 (: does this look right ? |dw:1434574089515:dw|

12. anonymous

also sory for taking such along time (:

13. ganeshie8

|dw:1434574866140:dw|

14. ganeshie8

|dw:1434574890668:dw|

15. anonymous

|dw:1434574914551:dw| im not to sure if this is right er not do i need to cross multiply ?

16. anonymous

do I need to cross mutiply i mean ?

17. anonymous

@ganeshie8

18. ganeshie8

Easy... simply work them separately |dw:1434575435577:dw|

19. anonymous

|dw:1434575565693:dw| @ganeshie8 im sorry i know this one is simple but im have trouble

20. ganeshie8

hey no, the final answer is a point.

21. ganeshie8

a point is of form (x, y)

22. ganeshie8

|dw:1434577730047:dw|

23. ganeshie8

thats the point which divides the given points in the given ratio thats also the final answer

24. anonymous

oh ok so (1.75) and then (2.5)

25. anonymous

26. anonymous

@ganeshie8

27. ganeshie8

(7/2, 5/4) is the required point

28. anonymous

oh ok thank you (:

29. ganeshie8

np:)