Question

write types of factors (with examples).​

Answer 1

Answer:

1. a^2-b^2=(a+b)(a-b)
2. (a+b)^2=a^2+2ab+b^2
3. (a-b)^2=a^2-2ab+b^2
4. (x+a)(x+b)=x^2+(a+b)x+ab