Answer:Decay
Step-by-step explanation: because of perenthesis
Answer: Yes
Step-by-step explanation:
First, you have to wait until 2 people answer your question. When you finally see 2 people, a crown will pop up on your browser. Then pick which ever person you want or the best answer. That's all you have to do.

There is only one change of sign, so there is only one possible positive root.

There are five changes of signs, so there are 5,3 or 1 possible negative roots.
The number of complex roots can be equal to 4,2 or 0 (degree of a polynomial - possible positive roots - possible negative roots)
Sometimes because it might not always be true