He had 20 questions to answer hope it helps
Answer:
Adrenaline: A stress hormone produced within the adrenal gland that quickens the heart beat, strengthens the force of the heart's contraction, and opens up the bronchioles in the lungs, among other effects. The secretion of adrenaline is part of the human 'fight or flight' response to fear, panic, or perceived threat.
Step-by-step explanation:
A common denominator would be 24

The polynomial p(x) can be found by multiplying 'x-3' to every term

Now distribute and you have your answer.
P-5??? It's an expression