## Spartan_Of_Ares 2 years ago can some one verify my answer for a rational expression?

1. zaynahf

Sure, post it

2. Spartan_Of_Ares

3. zaynahf

4. Spartan_Of_Ares

5. zaynahf

Did you factor out the 2t+6 on the top?

6. mathstudent55

Correct

7. Spartan_Of_Ares

no

8. Spartan_Of_Ares

@mathstudent55 are you sure? this is for one of my projects and i need to get it right

9. tamtoan

you can go 1 step further ...the top is a perfect square of something :)

10. Spartan_Of_Ares

3?

11. zaynahf

You can factor t^2 + 6t+9 into (t+3)(t+3)

12. jennychan12

|dw:1356722683820:dw|

13. Spartan_Of_Ares

the question is

14. zaynahf

Ohh.. i think i got it.. just a min

15. jennychan12

i factored it. and yes ur answer is correct. you could factor it.

16. Spartan_Of_Ares

are these the correct restrictions t ≠ −3, 0, 4?

17. tamtoan

the bottom can't be zero ...so t cannot be 0 or 4

18. Spartan_Of_Ares

ok thanks! :)

19. zaynahf

|dw:1356722986287:dw| |dw:1356723314321:dw|

20. Spartan_Of_Ares

thanks for the help!!

21. tamtoan

@zaynahf you forgot the t in the denominator...it's t(t-4)

22. zaynahf

Crap.. yeah then the other answer is right..

23. tamtoan

np spartan...the best form of the answer is |dw:1356723540498:dw| from there, you can see the restriction right away