Finding the nth term of a linear sequence (Two golden Rules)

This video shows how to find a linear sequence in the form an-b
It shows how the 1st difference is always the number next to n (coefficient)
It also explains how a+b always add to make the first term
Edexcel GCSE Maths revision March 2013

[shiksha]

Finds math help vids on YouTube




Clicks on shortest one
No but thx This really really helped

[mackenzierobb]

I would like to point out that rather than the first number you add the number in position 0. Which was -3 and leads to the same answer. However your way will not always work

[nbn]

Thank you so much your the only one out of the 10 videos that actually made sense to me!!!! :D

[abdullahjamshed]

what pen do you use but bye the way very helpfull

[aliusama]

Can u please explain a how to find linear graph squence, the x and y (coordinates)

[bradleykenworthy]

it was a good vid but you need to explain more slowly

[serenamathews]

lovely but you have to go so slowly of course thank you