Find -x for the following.x = 50
A. -50
B. 50
C. 0
D. 
Answer: A
Mathematics
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.csc ? = - 
, tan ? > 0Find cos 
.
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.Express the perimeter of the trapezoid as a single rational expression.
A. 
B. 
C. x + 9
D. 
Mathematics
Compute the compound interest.Assume the cost of a car is $23,000. With continuous compounding in effect,find the number of years it would take to double the cost of the car at an annual inflation rate of 6.4%. Round the answer to the nearest hundredth.
A. 156.93 yr B. 10.83 yr C. 167.76 yr D. 1.57 yr
Mathematics
Find all specified roots.Cube roots of 1.
A. 1, - 
+ 
i, - 
- 
i
B. -1, 1
C. 1, 
+ 
i, - 
+ 
i
D. 1, 
- 
i, - 
- 
i
Mathematics