Answer:
Its A: Mean
Step-by-step explanation:
Mean means average in a set of data
Answer:
1/2 and 0.5 is right
Step-by-step explanation:
They are expected to win back on average 50 cents back, which is a bad investment.
So the problem ask to simplify the trigonometric function in your problem and base on the expression and using the theory in simplifying trigonometric function, the answer would be letter B. 2 sec^2 theta. I hope you are satisfied with my answer and feel free to ask for more