Answer:
i don't know i'm sorry dude i mean i just don't know but i love to help but i can't sorry
A. x^4
B. 9r + 16x
C. 37z^8 + 8z
D. 28a^2 - 16b^2
E. 19x^2 - 84x
B. Never
The event has to happen in order to be complemented. Not every event is complemented, but the event itself can only and always be an event.
The answer is 7 :) Hope this helps
Step-by-step explanation:
work is pictured and shown