$403.75
Step 1: 415(.15)
Step 2: 475 - 415(.15)
Step 3: 403.75
Answer:
First one.
Step-by-step explanation:
M is in both angles.


Positive sine, negative tangent, means we have a negative cosine. We're talking about the second quadrant.



We know it's negative,

Answer: -(1/3)√5
The mean average difference is not that important, the mean is the only information you need to work out which one has the most words per page. I think the answer is C
The answer is D. Solve for the first variable in one of the equations, then substitute the result into the other equation.