Answer:
3x+ -1
Step-by-step explanation:
-x-2x= -x+ -2x
-x+ -2x= -3x
1-2= -1
Hope this helps
Answer:
Thank you!
Step-by-step explanation:
Have a nice day/night lol
Answer:
m^2+m+1
Step-by-step explanation:
- m^3 - 1= (m-1)(m^2+m+1)
- m^4 + m^2 + 1= m^4+2m^2+1 - m^2= (m^2+1)^2 -m^2= (m^2+m+1)(m^2-m+1)
- m^2+ m + 1
HCF= m^2+m+1 which is the factor of all three polynomials