Factor each of the following polynomials. Answer the questions that follow.
2. -3s squares+9s
3. 4s+20x squared
4. 5t-10t squared
5. s squared+8s+12
6. x squared-10x+21
9. 9r squared-4
10. 2x squared+3x-14
a. how did you factor each polynomial
b..what factoring technique did you use to come up with the factors of each polynomial? explain how you used this technique
c.how wouldyou know i the factors you got are the correct ones?
d. Which of the polynomials did you find difficult to factor? why?