Question

Factorise the polynomials:
1. x2 – 14x – 40
2. 3x + 36
3. 4x2 + 16x
4. x2 + 4x – 12
5. 4x2 + 17x – 15
6. 5rs + 25r – 3s – 15
7. 50x2 – 72
8. a2 – 2a – 35
9. c2 + 11c + 18

pls answer it fastly it's my life ​

Answer 1

Answer:

542336846546546544897932188

Step-by-step explanation: