Skip to content / Đến nội dung
ThichHocToan.com

IKMC 2014 - Grades 11-12 - Self-study Question 6

IKMC · IKMC 2014 - Grades 11-12 - Self-study

Question 6

Which expression does not have b+1 as a factor?
  1. $2b+2$
  2. $b^2-1$
  3. $b^2+b$
  4. $-1-b$
  5. $b^2+1$