factorise =15ab-20bc+12ac-25b²
Answers
Answered by
10
Answer:
hope it will helpful
mark as branliest
Attachments:


Answered by
4
Answer:
15ab-20bc+12ac-25b²
=15ab-25b²+12ac-20bc
=5b(3a-5b)+4c(3a-5b)
=(3a-5b) (5b+4c)
Similar questions