Write the trigonometric expression as an algebraic expression containing u and v.cos(sin-1 u + cos-1 v)
A. uv - (
)(
)
B. uv + (
)(
)
C. v
+ u
D. v
- u
Answer: D
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Simplify.
-4
A. 
B. 
C. x20y8w4z12
D. 
Solve the problem.There are 1,424,459 active dentists living in a certain country. If 70.5% of these dentists are male, find (i) the percent of dentists who are female and (ii) the number of dentists who are female. Round to the nearest whole number.
A. (i) 29.5% female dentists; (ii) 42,021,541 female dentists B. (i) 70.5% female dentists; (ii) 42,021,541 female dentists C. (i) 70.5% female dentists; (ii) 1,004,244 female dentists D. (i) 29.5% female dentists; (ii) 420,215 female dentists
Set up the percent proportion for the application problem. Do not try to solve for any unknowns.Sales tax of $12 is charged on an item that costs $2000. What percent sales tax is charged?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Evaluate the factorial expression.
A. 0 B. 9 C. 1 D. 36