Answer:

Explanation:
9 x 9 x 9 x 9 is 9 multiplied by itself four times, so it's 9 to the 4th power as typed above.
Yes. Because Cassius was the one who started the events that led onto Caesar's death and eventually on to his own death. Brutus did not like that Cassius was being un-loyal towards his own brother-in-law and therefore spoke up about it when they talked in the tent it act 4.
Etymology is the study of the history and origin of words
Answer:
It's the last one.
Explanation:
Because it is modyfying and making bordem sound better with more words.