You are Here: Home >< Maths

# C4 Algebra Question watch

1. How do you turn 2u/u-1 into 2+2/u+1? I forgot ☹️

Posted from TSR Mobile
2. (Original post by TSRforum)
How do you turn 2u/u-1 into 2+2/u+1? I forgot ☹️

Posted from TSR Mobile
Either by long division or adding zero creatively.
3. (Original post by Zacken)
Either by long division or adding zero creatively.
There's a quicker way...

Posted from TSR Mobile
4. (Original post by TSRforum)
There's a quicker way...

Posted from TSR Mobile
Inspection, then.
5. I swear 2u/(u-1) never equals 2 + 2/(u+1)

just sub in 2: the first one gets 4 and the second one gets 8/3
6. (Original post by EconEast)
I swear 2u/(u-1) never equals 2 + 2/(u+1)

just sub in 2: the first one gets 4 and the second one gets 8/3
Obvious typo, both denominators should be +-1
7. (Original post by Zacken)
Obvious typo, both denominators should be +1
Maybe it's not a typo but a reading error and that's why OP can't do it haha
8. (Original post by EconEast)
Maybe it's not a typo but a reading error and that's why OP can't do it haha
Fair enough.

### Related university courses

TSR Support Team

We have a brilliant team of more than 60 Support Team members looking after discussions on The Student Room, helping to make it a fun, safe and useful place to hang out.

This forum is supported by:
Updated: May 23, 2016
Today on TSR

### A level Maths discussions

Find out how you've done here

### 2,493

students online now

Exam discussions

Poll
Useful resources

### Maths Forum posting guidelines

Not sure where to post? Read the updated guidelines here

### How to use LaTex

Writing equations the easy way

### Study habits of A* students

Top tips from students who have already aced their exams