Rational Expressions, How to solve?

P

Princezz3286

Junior Member

Joined

Nov 12, 2005

Messages

66

• Nov 12, 2005

• #1

For all "r" is not equal to positive or negative 2, r^2-5r+6
------------- = ?
r^2-4

A: r-3
----
r+2

B: r-2
----
r+2

C: r-2
----
r+3

D: r+3
----
r-2

E: r+3
----
r+2

 

D

Denis

Senior Member

Joined

Feb 17, 2004

Messages

1,707

• Nov 12, 2005

• #2

What d'heck are you asking, Prince Z?

 

tkhunny

Moderator

Staff member

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Apr 12, 2005

Messages

11,339

• Nov 12, 2005

• #3

Factor the numerator and see what jumps out.

 

G

Gene

Senior Member

Joined

Oct 8, 2003

Messages

1,904

• Nov 12, 2005

• #4

And the denominator.
----------------
Gene

 

P

Princezz3286

Junior Member

Joined

Nov 12, 2005

Messages

66

• Nov 13, 2005

• #5

Finally

this is all coming back to me thanks guys!!!!!!!

 

D

Denis

Senior Member

Joined

Feb 17, 2004

Messages

1,707

• Nov 13, 2005

• #6

Geezzz, didn't see the division:
(r^2 - 5r + 6) / (r^2 - 4)