Answer:
1/128 * (3 - 4cos2x + cos4x)
Step-by-step explanation:
See attachment for steps
personally id say c cuz the one on the right makes it have no trend, and also because if it was a negative trend there should only have been one answer on it really.
Answer:
-8 feet
Step-by-step explanation:
63 - 71 = -8
The median is 79. Hope this helps!
The answer is c. 10y and -9y