3. Arrange in columns (vertical form) and add.
(f) 2x² + 6x -9, -5x2² + 7x - 1,6x² + 13x+21
Answers
Answered by
3
2x²+6x-9
-5x²+7x-1
+6x²+13x+21
3x²+26x+11
Answered by
1
Answer:
i hope it will help you if yes so please like and follow
Attachments:
![](https://hi-static.z-dn.net/files/d31/a393338f1ff0f110565ccb5c7db06427.jpg)
Similar questions