Inital value= 35,000
depreciation value= .10 or 10%
value after 4 yrs= 22,963.5
Answer:

Step-by-step explanation:
The radius r can be found from the relationship

The point is in Quadrant II (-, +), so use the inverse cosine function to find the angle.

See the attached image.
Answer:
Look at attached image
Step-by-step explanation:
First you have to get rid of the mixed numbers, so multiply the whole numbers with the denominators and add the numerators so that way you get:
14/3 times 45/4....then cross simplify if possible and finally you can multiply the numerators and the denominators...
7/1 times 15/2 = 105/2....simplify it and get: 52 1/2
N is an number you make up or your teacher so we need to know what n equals