Bonjour,

voila:

Factoriser:

A=x(2x-2)+x²-1

Question

Grade: Education Subject: mathematiques

Bonjour,

voila:

Factoriser:

A=x(2x-2)+x²-1

Asked by:
70 Viewed 70 Answers

Answer (70)

Best Answer
(67)
A=x.2.(x-1)+(x-1).(x+1)
A=(x-1).(2x+(x+1))
A=(x-1).(3x+1)