fraction help


by ValiantKhan
Tags: fraction
ValiantKhan
ValiantKhan is offline
#1
Dec15-04, 12:50 AM
P: 3
If i have something like (6/x+2) + (8/x+3) how to i do that?

aren't i supposed to invert and multiply or something, thanks

--Val
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daster
#2
Dec15-04, 12:56 AM
P: n/a
[tex]\frac{6(x+3)}{(x+2)(x+3)} + \frac{8(x+2)}{(x+2)(x+3)}[/tex]

You just need to find a common denominator.
gazzo
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#3
Dec15-04, 01:36 AM
P: 179
Quote Quote by ValiantKhan
aren't i supposed to invert and multiply or something, thanks
That's for division by a fraction, in which case you multiply by the reciprocal.

HallsofIvy
HallsofIvy is online now
#4
Dec15-04, 06:02 AM
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fraction help


Since the two denominators are x+2 and x+3 the common denominator will be (x+2)(x+3).

It's just like 1/2+ 1/3= (1/2)(3/3)+ (1/3)(2/2)= 3/6+ 2/6= 5/6.


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