149k views
1 vote
Factorise
х²- Чx - 21+1oy-y²​

User Summerc
by
5.6k points

1 Answer

5 votes

Answer:

You might want to retype your question correctly for maximum understanding and subsequent help

User Petesiss
by
4.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.