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#1 2014-01-11 02:18:36

bronxsystem
Full Member

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mixed algebra fractions

bah i tried not to make thread i can do most of the problem its just the last part i get stuck.  i dont understand why the answer has +4 ><

change fraction into mixed expression




i can get the answer


the book says



but where do they get the +4 from ><

i divided
by a, then quotient 2a
then i multiply the divisor
which gives me
i put this under the dividend and subtract

i get answer

i divide -a by a which is 1 and i put that in quotient.

this is where i get stuck i think

i multiply the divisor by -1 and get


bah i think i just got it

(-2) - (- 2) = +4

Last edited by bronxsystem (2014-01-11 02:21:10)

#2 2014-01-11 02:32:42

irspow
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Re: mixed algebra fractions

If you do the long division you get:
2a-1 with the remainder 4

so the answer is 2a-1+4/(a+2)

#3 2014-01-11 02:39:23

bronxsystem
Full Member

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Re: mixed algebra fractions

yeah i finally got it thank you

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