A business purchasing an item for business purposes may use straight-line depreciation to obtain a tax deduction. The formula for the present value, P, after t years is given below, where C is the cost and s is the scrap value after L years. The number L is called the useful life of the item.
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If a certain piece of equipment costs $8,100 and has a scrap value of $2,100 after 10 years, write an equation to represent the present value after t years.
What will be an ideal response?
Mathematics
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Determine the standard equation of the hyperbola with the given characteristics and sketch the graph.The center is at (0, 0), a vertex is at (0, 4), and a focus is at (0, -
).
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve the problem.A bank loaned out $69,000, part of it at the rate of 
per year and the rest at a rate of 
per year. If the interest received was $7480, how much was loaned at 
A. $41,000 B. $40,000 C. $29,000 D. $28,000
Mathematics
Divide.
A. - 
+ 
i
B. 
- 
i
C. 
+ 
i
D. - 
- 
i
Mathematics
Find the exact function value if it exists.csc (-120°)
A. - 
B. -2
C. 
D. 
Mathematics