Help with Factorising Algebraic Expressions (1 Viewer)

HelloIAmGone

New Member
Joined
Jul 4, 2017
Messages
17
Location
Sydney
Gender
Female
HSC
2020
How do you factorise a2-b2-a+b?

The answers state (a-b)(a+b-1), and whilst trying to work out the question I got up to "(a+b)(a-b)-(a-b)" but have no idea on what to do next... complete mindblank rn x-x
 

InteGrand

Well-Known Member
Joined
Dec 11, 2014
Messages
6,109
Gender
Male
HSC
N/A
How do you factorise a2-b2-a+b?

The answers state (a-b)(a+b-1), and whilst trying to work out the question I got up to "(a+b)(a-b)-(a-b)" but have no idea on what to do next... complete mindblank rn x-x
 

Users Who Are Viewing This Thread (Users: 0, Guests: 1)

Top