Answer:
Step-by-step explanation:
ANSWER
A. No because f(c)=-30
EXPLANATION
The given polynomial is

If x+1 is a factor , then f(-1) must evaluate to zero.





Since f(-1) is not equal to zero, x+1 is not a factor of

Answer: This study uses a control group, this study uses repeated measures design, and this study uses random sampling
Step-by-step explanation: