Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
A. 6.325 ft
B. 40 ft
C. 10 ft
D. 20 ft
Answer: A
Mathematics
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Subtract and simplify.17
- 
A. 17
B. 16
C. 16
D. 15
Mathematics
Evaluate the given binomial coefficient.
A. 
B. 8385
C. 
D. 1,073,280
Mathematics
Solve the problem.Find the interest rate necessary for a present value of $8939 to grow to a future value of $10,473.46 if interest is compounded quarterly for two years. (In the formula 
P is the present value, A is the future value, t is the number of years from now earning annual interest r compounded n times per year.) Round to the nearest percent.
A. 6% B. 10% C. 8% D. 12%
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Mathematics