Well... it's not really a free-for-all Friday as I'm on a train to Bristol, but you can still leave me questions here and I'll respond when I'm back in front of a computer.

Any A-level maths topics - including Further Maths - you're struggling with, I'll be happy to help out!

## Colin

Colin is a Weymouth maths tutor, author of several Maths For Dummies books and A-level maths guides. He started Flying Colours Maths in 2008.
He lives with an espresso pot and nothing to prove.