(a²-2a)²-(a²- 2a) - 30 factorise
Answers
Answered by
0
Step-by-step explanation:
(a^2-2a)^2-(a^2-2a)-30
(a^2-2a)[(a^2-2a)-1-30]
(a^2-2a)[a^2-2a-31]
Similar questions