## mushinni 2 years ago CAN YOU HELP ME WITH THIS? S implify the rational expressions. State any excluded values. 3x-6/x-2 I know it is real simple I just want to understand it so I can keep going :)

1. mushinni

I divided but it says simplify

2. nubeer

hmm try taking 3 common from numerator

3. mushinni

so it will x-2?

4. mushinni

so it cancles out?

5. nubeer

yes

6. mushinni

or is it one?

7. mushinni

becasue they're both negative

8. nubeer

hmm well u took 3 common it would make 3 (x-2)/x-2 right?

9. mushinni

right

10. mushinni

so will it be just the 3?

11. nubeer

yes..

12. mushinni

ookey. thank you so much

13. nubeer

you are most welcome :)

14. mushinni

:)

15. mushinni

one more question can you help me?

16. mushinni

I just wnat to see if its the same concept

17. nubeer

sure.. shoot !!

18. mushinni

x-2/x^2+3x-10

19. mushinni

thanks!

20. mushinni

do I need to factor the denominator?

21. nubeer

yes

22. mushinni

ok let me see

23. nubeer

ok i will wait..

24. mushinni

( x -2)(x + 5)

25. mushinni

right?

26. mushinni

wait I think somethign went wrong

27. nubeer

hmm looks fine to me :P

28. mushinni

yup haha it was right

29. mushinni

this is where I get stuck

30. nubeer

:P it is.. keep on going.

31. nubeer

hmm ok see u have x-2 in numerator n denominator..? so u can cancel those out same as in previous question

32. mushinni

ohh!!! I think it is x+5

33. mushinni

becasue the x-2 cancels out?

34. mushinni

or is it 1/x+5)

35. nubeer

it is the seconnd one

36. mushinni

oh good! thank you!