Provide an appropriate response.Suppose that you can invest $8000 in a business that guarantees you the following cash flows: $4000 at the end of 2 years, $3500 at the end of 4 years, and $2000 at the end of 7 years. Use a graphing calculator to graph the net present value as a function of the interest rate compounded annually. Determine the interest rates for which the investment is profitable.
Fill in the blank(s) with the appropriate word(s).
less than 4.742%
Mathematics
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Provide an appropriate response.A computer store purchased keyboards for resale. They will have a selling price of $28.50 each, but the store bought them for a 30% discount. How much did the store pay for each keyboard?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find a cofunction with the same value as the given expression.csc 
A. csc 
B. sec 
C. csc 
D. cot 
Mathematics
Add.(10x2 - xy - y2) + (x2 + 11xy + 6y2)
A. 9x2 - 12xy - 7y2 B. 11x2 + 10xy + 5y2 C. 11x2 + 12xy + 7y2 D. 10x2 + 11xy + 6y2
Mathematics
Multiply and simplify.
? 
A. - 
B. 
C. 
D. -12
Mathematics