Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

Pages: **1**

**bronxsystem****Member**- Registered: 2013-06-22
- Posts: 63

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 2athen 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 (2014-01-10 03:21:10)*

Offline

**irspow****Member**- Registered: 2005-11-24
- Posts: 457

If you do the long division you get:

2a-1 with the remainder 4

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

Offline

**bronxsystem****Member**- Registered: 2013-06-22
- Posts: 63

yeah i finally got it thank you

Offline

Pages: **1**