Find the difference. Simplify the result.
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Refer to the figure and provide an appropriate name for the indicated angles. 
?4
A. Acute angle B. Vertical angle C. Obtuse angle D. Right angle
Mathematics
Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
cos (tan-1 u)
A. 
B. 
C. u
D. 
Mathematics
Graph the polynomial function.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Solve the problem.John currently earns an annual salary of $22,000 plus a bonus of $1,000 for each new account. How much did John earn last year if he found 18 new accounts?
A. $22,018 B. $40,000 C. $41,000 D. $23,000
Mathematics